Children have real understanding only of that which they invent themselves, and each time that we try to teach them something too quickly, we keep them from reinventing it themselves.

To live is the rarest thing in the world. Most people exist, that is all.

阅读和解释遗传密码的能力彻底改变了我们对医学和遗传学的方法。

心可能以为它更了解：感官知道缺席会将人抹去。我们其实没有不在场的朋友。