Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot.

仓库里没有储备的谷物，不可以应付凶饥之年；兵库不准备兵器，没有足够的实力，即使站在正义的一方也无法征讨无义之人，实力是维护正义的强有力的保障；城郭防守不完全，则不能守护自己；没有居安思危的心理，不可应付突发事件。

Trust is the foundation of cloud services, and we must build it with security and reliability.

People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.

美国以其广阔的能力，能够在其境内容纳地球上所有的人口。

The energy landscape is changing, and we must change with it to remain relevant.