Over the long term， the future is decided by optimists. To be an optimist you don’t have to ignore all the many problems we create； you just have to imagine improving our capacity to solve problems.
从长远来看，未来是由乐观主义者决定的。成为一个乐观主义者，不是要忽视现有的许多问题，而是想象怎么才能改善我们解决问题的能力。
当一个孩子问出一连串的「为什么」的时候，最聪明的回复就是「我不知道，你是怎么想的呢？」
商业中最危险的话是"我们一直都是这么做的"。
The more we learn about our past, the better we understand our present.
Civilization will not last, freedom will not survive, peace will not be kept, unless a very large majority of the people unite to defend them.
Painting is a language which cannot be replaced by another language.
释义：怠慢他所尊敬的人会招致凶祸，表面上关系密切而内心疏远的人会陷入孤立，亲近进谗言的人而疏远忠诚正直的人会导致灭亡。这是对人际关系中不良行为后果的警示。
You have to be willing to fail, to be wrong, to look foolish.