Mathematics is the queen of disciplines.... it will drive the nonsense out of your head!

There are no conditions to which a man cannot get accustomed, especially if he sees that everyone around him lives in the same way.

I don't allow myself to doubt myself even for a moment.

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

This history of culture will explain to us the motives, the conditions of life, and the thought of the writer or reformer.

The truth is that the State is a conspiracy designed not only to exploit, but above all to corrupt its citizens... Henceforth, I shall never serve any government anywhere.

The Lord had given them the day and the Lord had given them the strength. And the day and the strength had been dedicated to labor, and the labor was its reward. Who was the labor for? What would be its fruits? These were irrelevant and idle questions.