The study of memory is the study of human nature.

没有森林，文明将会消亡。

I choose a lazy person to do a hard job. Because a lazy person will find an easy way to do it.

It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived at all.

A place is more than its geography; it’s the stories that live there.

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.