If a pair of twins are born on the day the ship leaves, and one goes on the journey while the other stays on Earth, they will meet again when the traveler is 6 years old and the stay-at-home twin is 10 years old.

If two points are connected by a wormhole, the time taken to traverse it would be less than the time it would take a light beam to make the journey if it took a path through the space outside the wormhole.

If a photon rocket begins its journey in low earth orbit, then one year of thrusting may be required to achieve an earth escape velocity of 11. 2 km / s if the vehicle is already in orbit at a velocity of 9, 100 m / s, and 400 m / s additional velocity is obtained from the east to west rotation of the earth.

If the Florentines had any doubt that the promise of worldly power and glory had heavenly sanction Savonarola emphasized this in a sermon of April 1, 1495, in which he described his mystical journey to the Virgin Mary in heaven.

If the travelers were unable to answer her correctly, they would be killed and eaten ; if they were successful, they would be free to continue on their journey.

'" Tim Riley wrote, " If the song is about self-worth and self-consolation in the face of hardship, the vocal performance itself conveys much of the journey.

If an inauspicious omen is again seen during the trip the traveler should return to the starting point once more and recite Pranayam 16 times, restarting the journey once more.

If holders of a permit to travel are asked to present their ticket by an inspector, they will be asked where they are travelling to and issued with the appropriate ticket and will be charged the difference between the balance already paid, as stated on the permit and the full cost of the ticket for their journey.

If the arm must be carried outside the prescribed area then a Temporary journey permit must be acquired and the arms and ammunition must be registered at the nearest police station within 48 hours of arrival at the location prescribed within the Temporary Journey Permit.

If the owner of the caravan did not travel with the caravan himself, he would send along a supercargo -- the person who will take care of the disposal of the freight upon arrival, but had no authority during the journey.

Woodall has strongly rejected claims that they patronized subjects on the show, commenting " If you ask any of the women we've worked with, some of them would say it's a very tough journey, but I don't think any of them would say we'd been patronising.

If you were to incorporate the other aspects of vehicle telematics into this scenario ; the dispatcher, rather than phoning the recovery vehicle operative, could transmit the job details directly to the operative ’ s mobile data device, who would then use the in-vehicle satellite navigation to aid his journey to the job.

If he helps certain citizens, he will get extra Mushrooms for his journey.

If, however, a passenger touches their card at a standalone Oyster reader ( such as the one by the manual gates ), the system will see this as starting a new journey rather than ending one, and will deduct a maximum cash fare from the card.

If the situation calmed, they could resume their journey to Kentucky.

Shooter looked over John ’ s art and said: “ If you can come up to New York, I ’ ll give you a paid try out to work on .” In July 1980, John made the journey up and with the help of Mike Zeck got some gigs from both Marvel and DC.

:... women and fairy-tales ... generally say that all witches will go here ( truly a rather difficult journey ) each Maundy Thursday ; but those who have visited the place once are not likely to return, and should find out the reason for the fable: If any place in the world looks hideous, this is surely one of the most cruel ...

If he was fit, Redknapp would not need to make the journey.

If they returned safely from their journey, they would remarry their wives, who would sometimes wait as long as five years for their husbands to return from their mission.

If he continued to hold on his utopic viewpoints the peace would not be possible and then he would be well advised just to take the journey back with the next train.

If using an Oyster card, this is counted as part of a single journey.

If equipped with an engine powerful enough, it can also journey into outer space.

If he had become President, America's journey through the rest of the twentieth century would have been very different.

If travelling via London it is often necessary to change stations: a journey from Norwich to Cardiff would require a transfer from London Liverpool Street to London Paddington station via the London Underground.

If, as she walked, her steps fumbled from time to time, she chose to ignore that omen.

If the bluff failed and they ran into trouble, Brannon had told the others, they would withdraw -- and he would come after his son another time.

If we remove ourselves for a moment from our time and our infatuation with mental disease, isn't there something absurd about a hero in a novel who is defeated by his infantile neurosis??

If the would-be joiner asks these questions he is not likely to be duped by extremists who are seeking to capitalize on the confusions and the patriotic apprehensions of Americans in a troubled time.

If the world comes to this, wouldn't it be the very time when courage and American know-how would be needed to help survivors rebuild??

If their schedules were to synchronize, there was no point in wasting time.

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

If there is time after the warning, the basement shielding could be improved substantially by blocking windows with bricks, dirt, books, magazines, or other heavy material.

If, in the trustee's judgment, `` reasonable market conditions '' did not prevail during any given year, he was to be allowed to petition the court for an extension of time within the ten-year period.

If the reserve components are to serve effectively in time of war, their basic organization and objectives must conform to the changing character and missions of the active forces.

If you elect to use the Standard Deduction or the Tax Table, and later find you should have itemized your deductions, you may do so by filing an amended return within the time prescribed for filing a claim for refund.

If you mail A return or tax payment, you must place it in the mails in ample time to reach the district director on or before the due date.

If the lever is pulled to clear a signal or move a switch, the tappet moves a short distance lengthwise at the same time.

If necessary to replace both halves on grill, sear cuts and allot extra time.

If the background of design is too smooth, or you wish to create a wood-grained effect, it may be added at this time with a dull tool such as the handle of a fine paintbrush.

If companies will take the time to give objective consideration to their major problems and to the questions they provoke, then a long constructive step will have been taken toward more effective marketing in next decade.

If you've travelled in Europe a time or two, it is quite certain that you've had that wanting-to-be-alone feeling or that you will get it on your next visit across the Atlantic.

`` If you are trying to get us out of the brothel, the dustbin, the kitchen sink, and the tawdry living-room, you are probably wasting your time '', Moreland told me.

If, at any time during the assignment pass, the compiler finds that there are no more index words available for assignment, the warning message `` No More Index Words Available '' will be placed in the object program listing, the table will be altered to show that index words 1 through 96 are available, and the assignment will continue as before.

If Depew had told any academic psychologist that he had a weird feeling of having lived through that identical convention session at some time in the past, he would have been informed that he was a victim of deja vue.

If baby teeth are retained too long, the incoming second teeth may be prevented from emerging at the normal time or may have to erupt in the wrong place.

If one lives near a subway or an express parkway, the solution is to have one's wines stored with a dealer and brought home a few at a time.

If this woman had delayed until after 11:20 to start her shopping, she would have had little time in which to prepare the substantial meal that was eaten at dinner in those days.

If you have taken this stroll in the morning, and you have the time and inclination, walk to the right along the crowded Corso for half a dozen blocks to visit the fine private collection of paintings -- mainly of the sixteenth and seventeenth centuries -- in the Palazzo Doria ( open Sunday, Tuesday, and Thursday, 10:00 to 1:00 ).