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.

Life has its own hidden forces which you can only discover by living.

...he who always hopes for the best becomes old, deceived by life, and he who is always prepared for the worst becomes old prematurely; but he who has faith, retains eternal youth.

Take a chance and you may lose. Take not a chance and you have lost already.

That which is truly human no generation learns from the one before it. No generation learns from another how to love. No generation has a shorter task assigned to it except insofar as the previous generation shirked its task and deluded itself.

Patience is necessary, and one cannot reap immediately where one has sown.

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