My parents taught me to never give up.

Old paint on canvas, as it ages, sometimes becomes transparent. When that happens it is possible, in some pictures, to see the original lines: a tree will show through a woman's dress, a child makes way for a dog, a large boat is no longer on an open sea. That is called pentimento because the painter 'repented,' changed his mind. Perhaps it would be as well to say that the old conception, replaced by a later choice, is a way of seeing and then seeing again.

对心灵的研究就是对生活应对机制的研究。

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.

在物理学中，我们经常发现最美丽的解决方案来自于最混乱的问题。