And when your stomach is empty and your mind is full,it's always hard to sleep.

科学不是男孩的游戏，也不是女孩的游戏。它是每个人的游戏。它关乎我们现在在哪里以及我们将去向何方。

后世的君主却不是这样，认为天下的利害大权都出于自己。

"Life, he realize, was much like a song. In the beginning there is mystery, in the end there is confirmation, but it's in the middle where all the emotion resides to make the whole thing worthwhile."

工程是关于解决问题的，而不仅仅是让东西看起来漂亮。