The wise way to benefit humanity is to attend to your own affairs, and thus give other people an opportunity to look after theirs.

You can lead a boy to college, but you cannot make him think.

Men whose lives are doubtful want a strong government and a hot religion

I believe it is possible that I shall make other creeds, and change this one, or add to it, from time to time, as new light may come to me.

What we call God's justice is only man's idea of what he would do if he were God.

The average woman sees only the weak points in a strong man, and the good points in a weak one.

Impossible things are simply those which so far have never been done.