理论计算机科学的美在于它能够抽象并解决看似不可逾越的问题。
当没有人相信你时,你必须相信自己。
Sustainability isn't a cost center - it's an investment in our collective future.
He who is not contented with what he has,would not be contented with what he would like to have.
The arc of the moral universe is long, but it bends toward justice.