Love ever your neighbour as yourselves - but first be such as love themselves.
One has to know the size of one's stomach.
If you wish to understand a philosopher, do not ask what he says, but find out what he wants
We can speak very much to the purpose and yet in such a way that the whole world cries out in contradiction: namely, when we are not speaking to the whole world.
What does your conscience say? — 'You should become the person you are'.
What was a lie in the father becomes a conviction in the son.