Placebos are widely used in medical research and medicine, and the placebo effect is a pervasive phenomenon ; in fact, it is part of the response to any active medical intervention.

Placebos can act similarly through classical conditioning, wherein a placebo and an actual stimulus are used simultaneously until the placebo is associated with the effect from the actual stimulus.

* Depression: Placebos reducing depression affect many of the same areas that are activated by antidepressants with the addition of the prefrontal cortex

* " Placebos are getting more effective.

Placebos were widespread in medicine until the 20th century, and they were sometimes endorsed as necessary deceptions.

Placebos also do not work as strongly in clinical trials because the subjects do not know whether they might be getting a real treatment or a sham one.

Placebos represented as alcohol can cause intoxication and sensorimotor impairment.

Placebos can help smokers quit.

Placebos do not work for everyone.

Placebos used in clinical trials have sometimes had unintended consequences.

Or, more rhythmically, ' The swarthy witches are laughing '??

but four Eromonga women are more than a match for the strongest male that ever lived.

But in our case -- and neither my wife nor I have extreme views on integration, nor are we given to emotional outbursts -- the situation has ruined one or two valued friendships and come close to wrecking several more.

I suspect that there are far more unreconstructed ones than the North likes to believe.

Old attitudes are held more tenaciously in the Tidewater than the Piedmont ; ;

Only one rule prevailed in my conversations with these men: The more highly placed they are -- that is, the more they know -- the more concerned they have become.

On Fridays, the day when many Persians relax with poetry, talk, and a samovar, people do not, it is true, stream into Chehel Sotun -- a pavilion and garden built by Shah Abbas 2, in the seventeenth century -- but they do retire into hundreds of pavilions throughout the city and up the river valley, which are smaller, more humble copies of the former.

But more important, and the thing which the casual traveler and the blind sojourner often do not see, is that these places and activities are often the settings in which Persians exercise their extraordinary aesthetic sensibilities.

Nostalgic Yankee readers of Erskine Caldwell are today informed by proud Georgians that Tobacco Road is buried beneath a four-lane super highway, over which travel each day suburbanite businessmen more concerned with the Dow-Jones average than with the cotton crop.

We get some clue from a few remembrances of childhood and from the circumstance that we are probably not much more afraid of people now than man ever was.

Even in domains where detailed and predictive understanding is still lacking, but where some explanations are possible, as with lightning and weather and earthquakes, the appropriate kind of human action has been more adequately indicated.

These my grandmother left in their places ( they are still there, more persistent and longer-lived than the generations of man ) and planted others like them, that flourished without careful tending.

The Poetics, in affirming that all human arts are `` modes of imitation '', gives a more serious role to artistic mimesis than did Plato.

The state universities of Maine, New Hampshire, And Vermont are older and more `` respectable '' ; ;

Among the recipients of the Nobel Prize for Literature more than half are practically unknown to readers of English.

Of these there are surely few that would be more rewarding discoveries than Verner Von Heidenstam, the Swedish poet and novelist who received the award in 1916 and whose centennial was celebrated two years ago.

All four types of message listed in Table 1 are permitted, although decorum and cocktail tradition require holding the commands to a minimum, while exclamations having complimentary intonations are more than customarily encouraged.

In contrast to cocktail parties, military organizations, even in the field, are more formal.

Have not our physical abilities already deteriorated because of the more sedentary lives we are now living??

What is more, the legends have become so sacrosanct that the very habit of self-examination or self-criticism smells of low treason, and men who practice it are defeatists and unpatriotic scoundrels.

and the laughter and the happiness are even more pronounced when no company is present.

but they are important foundation stones for more extensive exploration of outer space for the ultimate benefit of all mankind.

The most effective political inventions seem to make maximum use of natural harbors and are aware that restraining breakwaters can play only a minor part in the whole scheme.

Often it is recognized that all the details of the pattern may not be essential to the outcome but, because the pattern was empirically determined and not developed through theoretical understanding, one is never quite certain which behavior elements are effective, and the whole pattern becomes ritualized.

We have staved off a war and, since our behavior has involved all these elements, we can only keep adding to our ritual without daring to abandon any part of it, since we have not the slightest notion which parts are effective.

The existence of a community is a state of mind -- a conviction that goals and values are widely shared, that effective communication is possible, that mutual trust is reasonably assured.

The major areas of self-help are the following: ( A ) the effective mobilizing of resources.

and ( C ) to finance, for not more than three years beyond the end of said period, such activities as are required to correlate, coordinate, and round out the results of studies and research undertaken pursuant to this Act: Provided, That funds available in any one year for research and development may, subject to the approval of the Secretary of State to assure that such activities are consistent with the foreign policy objectives of the United States, be expended in cooperation with public or private agencies in foreign countries in the development of processes useful to the program in the United States: And provided further, That every such contract or agreement made with any public or private agency in a foreign country shall contain provisions effective to insure that the results or information developed in connection therewith shall be available without cost to the United States for the use of the United States throughout the world and for the use of the general public within the United States.

Solid blocks are recommended because hollow blocks would have to be filled with concrete to give effective protection.

These expenditures are estimated to be $12.1 billion, an increase of $187 million over 1960, reflecting additional longevity pay of career personnel, more dependents, an increased number of men drawing proficiency pay, and social security tax increases ( effective for the full year in 1961 compared with only 6 months in 1960 ).

Meanwhile, other air defense forces are being made effective, as described later in this message.

Only when the newest Mr. America or Mr. Universe discovers them and puts them into practice are we reacquainted with them and once again see how effective they really are.

In a new house, generous roof overhangs are a logical and effective solution.

As mentioned above, where families are concentrated in larger numbers, group controls seem strongest and most effective.

Lacking the respected and effective institutions that consensus helps provide, minority parties, such as the P.D.I. in 1957 and the progressive Istiqlal faction in 1958, clamor for elections when out of power, but are not at all certain they wish to be controlled by popular choice when in power.

What determines the morality, they state, is not the means used, but the motive In general, the means ( excluding abortion ) that prove most effective are considered the most ethical.

Although science has given us more effective materials, preparations from anise, castorbean, colchicum, nux vomica, mustard, fennel, and stramonium are familiar to many for the relief of human ailments.

Private business is more effective than government aid, he explained, because individuals are able to work with the people themselves.

However, one can argue that no such control is necessary as long as one pretends that the anti-trust laws are effective and rational.

Quite clearly the anti-trust laws are neither effective nor rational -- and yet the argument goes that they should be extended to the labor union.

Workshops are conducted by the system's audio-visual consultant for the staffs of member libraries, teaching them the effective use of film as a library service.

The Protestant themselves are the first to admit the great falling off in effective membership in their churches.

Obviously what we are confronted with here is the identification of `` professional '' with narrow skills and specialization, the effective servicing of a client, rather than responsiveness to the wider and deeper meaning and associations of one's work.

In particular, this applies where large numbers of amateur astronomers with small telescopes are more effective than the relatively small number of large telescopes that are available to professional astronomers.