In this world it is very dangerous to be weak.

Don't look up to heaven, for what will you see in the sky, except stars, luminous but cold, wholly insensitive to pity?

Prosperity may be found in small as in big business.

In the second and third exiles we have served as a living protest against greed and hate, against physical force, against "might makes right"!

[About Jews] Sheer egotism compels us to the purest love of mankind as a whole.... Our hearts are like a sponge, receptive to all the newest humanitarian ideas; and our sympathy goes out to all the unfortunate, all the oppressed.

To be of the eternal, you must be of the earth.

A letter depends on how you read it, a melody on how you sing it.