Science rushes headlong, without selectivity, without "taste," at whatever is knowable, in the blind desire to know all at any cost.

When one has a great deal to put into it a day has a hundred pockets.

[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.

The command 'become hard! ', the deep conviction that all creators are hard, is the really distinctive sign of a Dionysian nature.

The ascetic makes a necessity of virtue.

However modest one may be in one's demand for intellectual cleanliness, one cannot help feeling, when coming into contact with the New Testament, a kind of inexpressible discomfiture: for the unchecked impudence with which the least qualified want to raise their voice on the greatest problems, and even claim to be judges of such things, surpasses all measure. The shameless levity with which the most intractable problems (life, world, God, purpose of life) are spoken of, as if they were not problems at all but simply things that these little bigots knew!

In the knowledge of truth, what really matters is the possession of it, not the impulse under which it was sought.