On ne peut trop tôt souffrir ce qu'on ne saurait éviter.

The most dangerous poison is the feeling of achievement. The antidote is to think every evening what can be done better tomorrow.

Words were not given to man in order to conceal his thoughts.

To understand is to invent.

People are just as wonderful as sunsets if you let them be. When I look at a sunset, I don't find myself saying, "Soften the orange a bit on the right hand corner." I don't try to control a sunset. I watch with awe as it unfolds.

心灵是一个动态的调节系统。