Verb
establish after a calculation, investigation, experiment, survey, or study
find out, learn, or determine with certainty, usually by making an inquiry or other effort
trap; especially in an error or in a reprehensible act
get to know or become aware of, usually accidentally
Source: WordNetOnly those who will risk going too far can possibly find out how far one can go. T. S. Eliot
The two most important days in your life are the day you were born and the day you find out why. Mark Twain
God tested Abraham. That is, he sent him afflictions for his benefit, not so that he could find out what sort of man he was, for God knows everything, but so that He give him the means to perfect his faith. Marcus Eremita
Pretend you're in great danger, and you'll find out if you have any friends. Nicaraguan Proverb
If you want to find out about the road ahead, then ask about it from those coming back. Chinese Proverb
Before you beat the dog, find out the name of his master. Chinese Proverb