Those people have no real interest in a science who only begin to get excited about it when they themselves have made discoveries in it.

Man and man's earth are unexhausted and undiscovered. Wake and listen! Verily, the earth shall yet be a source of recovery. Remain faithful to the earth, with the power of your virtue. Let your gift-giving love and your knowledge serve the meaning of the earth.

To have to fight the instincts - that is the definition of decadence: as long as life is ascending, happiness equals instinct.

If you have an enemy, do not requite him evil with good, for that would put him to shame. Rather prove that he did you some good.

It is inhuman to bless where one is cursed.

A real fox calls sour not only those grapes that he cannot reach but also those that he has reached and taken away from others.

No more fiction, for now we calculate; but that we may calculate, we had to make fiction first.