Aristotle: To actualize its potential.
Buddha: If you ask this question, you deny your own chicken-nature.
George W. Bush: We don't really care why the chicken crossed the road. We just want to know if the chicken is on our side of the road or not. The chicken is either with us or it is against us. There is no middle ground here.
Salvador Dali: The Fish.
Darwin: Chickens, over great periods of time, have been naturally selected in such a way that they are now genetically dispositioned to cross roads.
Einstein: Whether the chicken crossed the road or the road moved beneath the chicken depends upon your frame of reference.
Emily Dickinson: Because it could not stop for death.
Epicurus: For fun.
Freud: The fact that you are at all concerned that the chicken crossed the road reveals your underlying sexual insecurity.
Goethe: The eternal hen-principle made it do it.
Grandpa: In my day, we didn't ask why the chicken crossed the road. Someone told us that the chicken had crossed the road, and that was good enough for us.
Heisenberg: We are not sure which side of the road the chicken was on, but it was moving very fast.
Hemingway: To die. In the rain.
Hippocrates: Because of an excess of light pink gooey stuff in its pancreas.
David Hume: Out of custom and habit.
Saddam Hussein: This was an unprovoked act of rebellion and we were quite justified in dropping 50 tons of nerve gas on it.
Martin Luther King, Jr.: I envision a world where all chickens will be free to cross roads without having their motives called into question.
Captain Kirk: To boldly go where no chicken has gone before.
John Lennon: Imagine all the chickens crossing roads in peace.
Machiavelli: So that its subjects will view it with admiration, as a chicken which has the daring and courage to boldly cross the road, but also with fear, for whom among them has the strength to contend with such a paragon of avian virtue? In such a manner is the princely chicken's dominion maintained.
Karl Marx: It was a historical inevitability.
Moses: And God came down from the Heavens, and He said unto the Chicken, "Thou shalt cross the road." And the chicken crossed the road, and there was much rejoicing.
Nietzsche: Because if you gaze too long across the Road, the Road gazes also across you.
Richard M. Nixon: The chicken did not cross the road. I repeat, the chicken did NOT cross the road.
Plato: For the greater good.
Jean-Paul Sartre: In order to act in good faith and be true to itself, the chicken found it necessary to cross the road.
Jerry Seinfeld: Why does anyone cross a road? I mean, why doesn't anyone ever think to ask, "What the heck was this chicken doing walking around all over the place, anyway? Where do they get these chickens?"
Mark Twain: The news of its crossing has been greatly exaggerated.
Voltaire: I may not agree with what the chicken did, but I will defend to the death its right to do it.
Wittgenstein: The possibility of "crossing" was encoded into the objects "chicken" and "road", and circumstances came into being which caused the actualization of this potential occurrence.
Zeno of Elea: To prove it could never reach the other side.