All men profess honesty as long as they can. To believe all men honest would be folly. To believe none so is something worse.

Such is the nature of men that howsoever they may acknowledge many others to be more witty or more eloquent or more learned yet they will hardly believe there be many so wise as themselves.

Men become civilized not in proportion to their willingness to believe but in proportion to their readiness to doubt.

It is from a weakness and smallness of mind that men are opinionated and we are very loath to believe what we are not able to comprehend.

I believe in the brotherhood of all men but I don't believe in wasting brotherhood on anyone who doesn't want to practice it with me. Brotherhood is a two-way street.

The Hebrews have done more to civilize men than any other nation. If I were an atheist and believed blind eternal fate I should still believe that fate had ordained the Jews to be the most essential instrument for civilizing the nations.

When men speak ill of thee live so as nobody may believe them.

Things that I felt absolutely sure of but a few years ago I do not believe now. This thought makes me see more clearly how foolish it would be to expect all men to agree with me.

If you would convince a man that he does wrong do right. Men will believe what they see.

We believe that if men have the talent to invent new machines that put men out of work they have the talent to put those men back to work.