Vegetarianism serves as the criterion by which we know that the pursuit of moral perfection on the part of humanity is genuine and sincere.

There is no genius where there is not simplicity.

The essence of any religion lies solely in the answer to the question: why do I exist, and what is my relationship to the infinite universe that surrounds me?

The political is not compatible with the artistic, because the former, in order to prove, has to be one-sided.

The activity of art is... as important as the activity of language itself, and as universal.

I understood, not with my intellect but with my whole being, that no theories of the rationality of existence or of progress could justify such an act; I realized that even if all the people in the world from the day of creation found this to be necessary according to whatever theory, I knew that it was not necessary and that it was wrong. Therefore, my judgments must be based-on what is right and necessary and not on what people say and do; I must judge not according to progress but according to my own heart.

The happiness of men consists in life. And life is in labor.