A person starts to live when he can live outside himself.

There are two ways to live: you can live as if nothing is a miracle; you can live as if everything is a miracle.

The years of anxious searching in the dark, with their intense longing, their alternations of confidence and exhaustion and the final emergence into the light -- only those who have experienced it can understand it.

When we are working at something, we come down from our high logical horse and sniff around with our nose to the ground. Then we obliterate our traces in order to become more God-like.

I know quite certainly that I myself have no special talent; curiosity, obsession and dogged endurance, combined with self-criticism, have brought me to my ideas.

During the last century, and part of the one before, it was widely held that there was an unreconcilable conflict between knowledge and belief.

Be a loner. That gives you time to wonder.