秋天的小提琴悠长的啜泣，用单调的忧郁刺伤我的心。
书籍是灵魂的镜子。
If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.
即使是最强大的人也需要有人站在他身边。
理解计算的极限与理解其可能性同样重要。
Profit and sustainability are not opposites—they must coexist for long-term success.