It is not a gain that guilt should be wholly forgotten. On the contrary, it is loss and perdition. But it is a gain to win an inner intensity of heart through a deeper and deeper inner sorrowing over guilt.

In order to help another effectively, I must understand what he understands. If I do not know that, my greater understanding will be of no help to him... instruction begins when you put yourself in his place so that you may understand what he understands and in the way he understands it.

Out of love for mankind, and out of despair at my embarrassing situation, seeing that I had accomplished nothing and was unable to make anything easier than it had already been made, and moved by a genuine interest in those who make everything easy, I conceived it as my task to create difficulties everywhere.

Your own tactic is to train yourself in the art of becoming enigmatic to everybody. My young friend, suppose there was no one who troubld himself to guess your riddle--what joy, then, would you have in it?

Knowledge is an attitude, a passion, actually an illicit attitude. For the compulsion to know is like dipsomania, erotomania, and homicidal mania, in producing a character that is out of balance. It is not at all that the scientist goes after the truth.

Don't forget to love yourself.

To the frivolous Christianity is certainly not glad tidings, for it wishes first of all to make them serious.