某个命题可以从某一组公理通过某一规则系统推导出来，这一事实本身并不使其为真。

我努力以正直和真实的态度生活，并将这些带入我的工作中。

Materials themselves are not important; what matters is how you use them.

"Success is a lousy teacher. It seduces smart people into thinking they can't lose."

大自然希望儿童在成人以前就要像儿童的样子。