The first step towards philosophy is incredulity.

The first step towards philosophy is incredulity

Skepticism is the first step on the road to philosophy.

When science, art, literature, and philosophy are simply the manifestation of personality they are on a level where glorious and dazzling achievements are possible, which can make a man's name live for thousands of years.

Gaiety is a quality of ordinary men. Genius always presupposes some disorder in the machine.

Justice is the first virtue of those who command, and stops the complaints of those who obey