There is no greater impediment to progress in the sciences than the desire to see it take place too quickly.

Deliberate virtue is never worth much: The virtue of feeling or habit is the thing.

Delicacy in woman is strength.

Whenever he composes a critical review, I have been told, he gets an enormous erection.

The most entertaining surface on earth is the human face.

Nothing can contribute more to peace of soul than the lack of any opinion whatever.

There are very many people who read simply to prevent themselves from thinking.