The actual life of a thought lasts only until it reaches the point of speech...As soon as our thinking has found words it ceases to be sincere...When it begins to exist in others it ceases to live in us, just as the child severs itself from its mother when it enters into its own existence.
Scholars are those who have read in books, but thinkers, men of genius, world-enlighteners, and reformers of the human race are those who have read directly in the book of the world.
The fruits of Christianity were religious wars, butcheries, crusades, inquisitions, extermination of the natives of America, and the introduction of African slaves in their place.
The art of not reading is a very important one. It consists in not taking an interest in whatever may be engaging the attention of the general public at any particular time. When some political or ecclesiastical pamphlet, or novel, or poem is making a great commotion, you should remember that he who writes for fools always finds a large public. A precondition for reading good books is not reading bad ones: for life is short.
Das Ganze der Erfahrung gleicht einer Geheimschrift und die Philosophie der Entzifferung derselben. The whole of experience is like a cryptograph, and philosophy is like the deciphering of it.
We may divide thinkers into those who think for themselves and those who think through others. The latter are the rule and the former the exception. The first are original thinkers in a double sense, and egotists in the noblest meaning of the word.