If there's a book that you want to read, but it hasn't been written yet, then you must write it.

Biology will relate every human gene to the genes of other animals and bacteria, to this great chain of being.

"I’m a firm believer in the theory that you only play your best when you’re having fun."

The past is a foreign country; they do things differently there.

力量！废话！我们变成这样那样，全在于我们自己。我们的身体就像一座园圃，我们的意志是这园圃里的园丁。

人生而自由，却无处不在地受着枷锁。