The Internet is the most important single development in the history of human communication since the invention of the printing press.

记忆是脆弱的，而人生的空间短暂，转瞬即逝，我们永远无法看清事件之间的联系。

我只是享受当下。

Technology in forestry has evolved from chainsaws to satellites, but our responsibility remains the same.

The most elegant proofs are those that reveal the heart of the problem with clarity.

The first duty of a man is to think for himself.