If you take the one, you'd better take both ''.

`` If you can conveniently let me have twenty dollars '', he wrote one friend in 1791 when he was Secretary of the Treasury.

If one dancer slaps another, the victim may do a pirouette, sit down, or offer his assailant a fork and spoon.

If a child had a single drop of Negro blood, he would revert to the ancestral line which, except as slaves under a superior race, had not made one step of progress in 3,000 years.

If we examine the three types of change from the point of view of their internal structure we find an additional profound difference between the third and the first two, one that accounts for the notable difference between the responses they evoke.

If in any one calculation Ptolemy had had to invoke 83 epicycles all at once, while Copernicus never required more than one third this number, then ( in the sense obvious to Margenau ) Ptolemaic astronomy would be simpler than Copernican.

If within one year you can make a success out of the American, you can practically name your own salary thereafter.

If it is not one of his best books, it can only be considered unsatisfactory when compared with his own Garibaldi.

If one finger is raised against the authorities, all our moral power will vanish.

If any one of them has any power to veto the Secretary General's decisions the nature of the organization will have changed.

If he can bounce back with one of those 25 home runs years, the club will have to be better off offensively.

If they do meet and recognize one another, slap backs and embrace, the moment soon is done.

If either one ever started making promises, there is no telling where the promises would end.

If one follows the reports of the Congress, one finds that there still seems considerable uncertainty in the minds of the leaders themselves about what exactly to do in this matter.

Somebody, got to be somebody If I don't put my two cents in soon, somebody else will I know they're waitin only for one thing: for the bastards what done it to be nailed.

If we had, then one of us would have had to go instead.

`` If I catch you one more time down here without stockings '' --

If, for some reason such as economy, we are not going to develop aircraft nuclear propulsion with a sense of national urgency, then we should turn our effort to developing jet engines with a thrust-to-weight ratio of 12 or 15 to one.

If you don't own a planer and don't want to buy one, it's well worth renting.

Note: If 1/2-inch panel board is used inside and out, or 5/8-inch one side and 3/8-inch the other, and 1/8-inch glass is used, stock lumber in Af, Af, and Af can be used in making the glass panels.

If you have a full-time doctor now, can he be replaced with a part-time doctor or one who serves on a fee-per-case basis only??

If you use one of the new year-round cooling system fluids such as `` Dowguard '' be sure to check it.

If you run into excess plug fouling on one truck, check to be sure that the rig has a thermostat.

If the watches of an engineer and a switch operator differed by even a minute or two, it could mean disaster.

* " If a man watches three football games in a row, he should be declared legally dead.

If only half of them are wearing watches, we could expect about 25 of those watches to stop in any given minute.

If a gear staff ( axel ) and a jewel bearing hole were designed to be a given size, then the parts that most closely met those design goals were used in the highest grade watches, while staffs that were too large would be matched to watch jewels with holes that were too large and together they could be used on lower grade watches.

If a viewer then watches this segment with a dark lens over the left eye, then when the right eye sees the image recorded when the camera is at Y, the left eye will be a few milliseconds behind and will still be seeing the image recorded at X, thus creating the necessary parallax to generate right and left eye views and 3D perception, much the same as when still pictures are generated by shifting a single camera.

If one watches Korean dramas depicting the ancient times, chances are knives will be used.

If a bacterium carries several resistance genes, it is called multidrug resistant ( MDR ) or, informally, a superbug or super bacterium.

If the bacterium senses that it is moving in the correct direction ( toward attractant / away from repellent ), it will keep swimming in a straight line for a longer time before tumbling.

If the bacterium produces the enzyme β-lactamase or the enzyme penicillinase, the enzyme will hydrolyse the β-lactam ring of the antibiotic, rendering the antibiotic ineffective.

If cell wall is completely lost, the bacterium is referred as a protoplast if penicillin was used on gram-positive bacteria, and spheroplast when used on gram-negative bacteria.

If bacteriophages undertake the lytic cycle of infection upon entering a bacterium, the virus will take control of the cell ’ s machinery for use in replicating its own viral DNA.

If the bacterial ooze exhibits nonflagellate, non-spore-forming, rod-shaped bacterium, there is a great chance it's Stewart's wilt.

If you are in a river, swimming aggressively away from the strainer and into the main channel is your best bet.

If prey manages to escape the diving birds at first, they may give chase using their legs and wings for underwater swimming.

If this is achieved, Munich would be one of the few big cities in Europe with a river with water of good enough quality to allow swimming in it.

If this window is missed, swimming becomes very difficult.

If the property is residential, such actions may include mowing the yard, trimming trees and hedges, changing locks, repairing or replacing fixtures ( such as a swimming pool, sprinkler system, or appliances ), or other actions so as to maintain the property for its intended use, to the exclusion of its true owner.

An example would be, " If Bob were in Tahiti he would freely choose to go swimming instead of sunbathing.

According this newspaper, Carvalho said: " If there was a possibility to sign with Real Madrid, I would go there right now swimming or running.

If swimming is feasible on the spot, any number of volunteers may try to recover the cross.

If he was swimming when young he like water if not he will walk around puddles.

If the toe is eroded too far, or the swimming pool begins to leak, the forces driving a slope failure will exceed those resisting failure, and a landslide will develop, possibly quite suddenly.

If clicked three times, a three minute video of a fish tank, with fish swimming it, appeares.

If the female accepts the male she will begin swimming in circles with the male beneath the bubblenest.