The beauty of physics lies in its ability to explain the complexities of the universe with simple principles.

The first step is you have to say that you can.

"A book is a journey of the mind."

孤独是自由的代价。

Our modern skulls house a Stone Age mind.

"It's important to write about difficult subjects in a way that children can understand."

和气地待人就不会有不顺心；以公正之气对待事物，一切不祥之事都会消失；以浩然之气处理事情，疑难、畏惧则会释然而解；以宁静之气修养身体则睡梦中也安适。

我不追逐纪录，纪录追逐我。