我感到越不确定和不安，就越坚持绘画的念头。

世界是一个非常复杂的地方，而且它并没有变得简单。

We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.

"The most powerful stories are those that speak to the soul."

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

宇宙充满了神奇的事物，耐心地等待我们的智慧变得更加敏锐。

科学的真正回报是理解新事物的兴奋感。