Examinations are formidable even to the best prepared, for the greatest fool may ask more than the wisest man can answer.

If you would be known, and not know, vegetate in a village; If you would know, and not be known, live in a city.

—Charles Caleb Colton

Friendship often ends in love; but love in friendship—never.

—Charles Caleb Colton

True friendship is like sound health; the value of it is seldom known until it is lost.

—Charles Caleb Colton

Words, once they are printed, have a life of their own.

—Charles Caleb Colton

To know a man, observe how he wins his object, rather than how he loses it; for when we fail our pride supports us; when we succeed, it betrays us.

—Charles Caleb Colton

Don't settle. Know what you want and reach for it. And if you don't know what you want, be patient. The answers will come to you in time, and you may find that your heart's desire has been right under your nose all the while.

—Julia Quinn in With Love

If we long for our planet to be important, there is something we can do about it. We make our world significant by the courage of our questions and by the depth of our answers.

—Carl Sagan in Cosmos

We never stop investigating. We are never satisfied that we know enough to get by. Every question we answer leads on to another question. This has become the greatest survival trick of our species.

—Desmond Morris

There are questions that you don’t ask because you’re afraid of the answers to them.

—Agatha Christie in The Moving Finger

Computers are useless. They can only give you answers.

—Pablo Picasso