The more abstract the truth you wish to teach, the more must you allure the senses to it.

Even in the lust of knowledge I feel only my will's delight in begetting and becoming; and if there be innocence in my knowledge it is because my procreative will is in it.

To die proudly when it is no longer possible to live proudly. Death freely chosen, death at the right time, brightly and cheerfully accomplished amid children and witnesses: then a real farewell is still possible, as the one who is taking leave is still there; also a real estimate of what one has wished, drawing the sum of one's life--all in opposition to the wretched and revolting comedy that Christianity has made of the hour of death.

What is the task of higher education? To make a man into a machine. What are the means employed? He is taught how to suffer being bored.

We must repay goodness and wickedness: but why exactly to the person who has done us a good or a wicked turn?

A man who is very busy seldom changes his opinions.

Everything good is instinct--and, as a result, easy, necessary, free.