He who cannot love must learn to flatter.

I am the Spirit that denies.

Nothing is so atrocious as fancy without taste.

In the end we retain from our studies only that which we practically apply.

A talent can be cultivated in tranquility; a character only in the rushing stream of life.

A mathematician is only perfect insofar as he is a perfect man, sensitive to the beauty of truth.

To have more, you must first be more.