It is so hard to believe because it is so hard to obey.

May new sufferings torment your soul.

Instruction begins when you, the teacher, learn from the learner; put yourself in his place so that you may understand . . . what he learns and the way he understands it.

Had I to carve an inscription on my tombstone I would ask for none other than "The Individual."

Purity of heart is to will one thing.

A genius may perhaps be a century ahead of his age and hence stands there as a paradox, but in the end, the race will assimilate what was once a paradox, so it is no longer paradoxical.

The crucial thing is to find a truth which is truth for me, to find the idea for which I am willing to live and die.