This is a time, when there seems to be a particular need for friends of wisdom and truth to join together.

The health of society thus depends quite as much on the independence of the individuals composing it as on their close political cohesion.

Since our inner experiences consist of reproductions, and combinations of sensory impressions, the concept of a soul without a body seem to me to be empty and devoid of meaning.

The state is made for man, not man for the state.... That is to say, the state should be our servant and not we its slaves

Nationalism is an infantile disease. It is the measles of mankind.

How do I work? I grope.

The daily struggle does not arise from a purpose or a program, but from an immediate need.