The dyed-in-the-wool teacher takes everything seriously only with respect to his students--himself included.

What is the strongest cure?--Victory.

Whoever no longer finds greatness in God no longer finds it anywhere--he must either deny it or create 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.

Everyone becomes brave when he observes one who despairs.

The love of power is the demon of mankind.

I am too inquisitive, too skeptical, too arrogant, to let myself be satisfied with an obvious and crass solution of things. God is such an obvious and crass solution; a solution which is a sheer indelicacy to us thinkers - at bottom He is really nothing but a coarse commandment against us: ye shall not think!