Prudent and active men, who know their strength and use it with limit and circumspection, alone go far in the affairs of the world.

He who would reproach an author for obscurity should look into his own mind to see whether it is quite clear there. In the dusk the plainest writing is illegible.

There are two things parents should give their children roots and wings. Roots to give them bearing and a sense of belonging, but also wings to help free them from constraints and prejudices and give them other ways to travel (or rather, to fly).

To appreciate the noble is a gain which can never be torn from us.

Every day look at a beautiful picture, read a beautiful poem, listen to some beautiful music, and if possible, say some reasonable thing.

Investigate what is, and not what pleases.

Enjoy what you can, endure what you must.