The measure of our success is not just in tons extracted, but in communities uplifted.

一本书是作者与读者之间无限的对话。

数学的美在于它能够用一种既精确又普遍的语言来描述宇宙。

Be yourself; everyone else is already taken.

编程语言中最重要的东西是名字。没有好名字的语言不会成功。