You cannot be anything if you want to be everything. But if you are content to be something, you may by analogy be many things.

O God... make me a child again, even before I die; give me back the simple faith, the clear vision of the child that holds its father's hand.

Until mankind heeds the message on the Hebrew trumpet blown, and the faith of the whole world's people is the faith that is our own.

What clinical lectures I will give in heaven, demonstrating the ignorance of doctors!

The past is for inspiration, not imitation, for continuation, not repetition.

Every dogma has its day, but ideals are eternal.

You should examine yourself daily. If you find faults, you should correct them. When you find none, you should try even harder.