In school, you are given the lesson first. One the street, you're given the mistake first and then it's up to you to find the lesson, if you ever find it.

A learned blockhead is a greater blockhead than an ignorant one.

The books that the world calls immoral are books that show the world its own shame.

The value of a college education is not the learning of many facts but the training of the mind to think.

Never regard study as a duty, but as the enviable opportunity to learn.

The very existence of libraries affords the best evidence that we may yet have hope for the future of man.

Personal growth is not a matter of learning new information but of unlearning old limits.

I went to the woods because I wished to live deliberately, to front only the essential facts of life, and see if I could not learn what it had to teach, and not, when I came to die, discover that I had not lived.

A life spent making mistakes is not only more honorable, but more useful than a life spent doing nothing.

Mistakes are a fact of life. It is the response to error that counts.

Knowledge rests not upon truth alone, but upon error also.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

Feelings of worth can flourish only in an atmosphere where individual differences are appreciated, mistakes are tolerated, communication is open, and rules are flexible. The kind of atmosphere that is found in a nurturing family.

You will make all kinds of mistakes; but as long as you are generous and true, and also fierce, you cannot hurt the world or even seriously distress her.

All men make mistakes, but a good man yields when he knows he knows his course is wrong and repairs the evil. The only crime is pride.