In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.
信任并不意味着你相信某人不会搞砸——而是意味着即使他们搞砸了,你仍然信任他们。
已经拥有许多而想拥有更多的人,其失意感耍大于一无所有而只想拥有一点点的人。另外,只缺一样东西的人也会比缺很多东西的人更不满。
You can't cut your way to growth. Real progress comes from investment and vision.