[Heraclitus had] the highest form of pride [stemming] from a certainty of belief in the truth as grasped by himself alone. He brings this form, by its excessive development, into a sublime pathos by involuntary identification of himself with his truth.

Courage is the best slayer - courage which attacketh, for in every attack there is the sound of triumph.

Never trust a thought that didn't come by walking.

Man is a rope stretched between the animal and the Superman-a rope over an abyss. A dangerous crossing, a dangerous wayfaring, a dangerous looking-back, a dangerous trembling and halting

There is no better soporific and sedative than skepticism.

Do whatever you will, but first be such as are able to will.

A small revenge is more human than no revenge at all.