I can promise to be sincere, but I cannot promise to be impartial.

He is the happiest man who can see the connection between the end and the beginning of life.

You don't have to travel around the world to understand that the sky is blue everywhere

The senses do not deceive us, but the judgment does.

Merely to breathe freely does not mean to live.

If you call a thing bad you do little, if you call a thing good you do much

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).