We have errors to correct. We have probably had too good an opinion of human nature in forming our confederation.

Men's minds are as variant as their faces, and, where the motives of their actions are pure, the operation of the former is no more to be imputed to them as a crime, than the appearance of the latter; for both, being the work of nature, are alike unavoidable.

The scientific nature of the ordinary man is to go out and do the best you can.

When you're famous you kind of run into human nature in a raw kind of way. It stirs up envy, fame does.

The inclination to exchange thoughts with one another is probably an original impulse of our nature.

To err is nature, to rectify error is glory.