If economists could manage to get themselves thought of as humble， competent people on a level with dentists， that would be splendid.

All of old. Nothing else ever. Ever tried. Ever failed. No matter. Try again. Fail again. Fail better.

算法是计算的诗篇。

The past is not a line but a landscape.

所以,对于”染不能不谨慎啊！

有所成就是人生唯一的真正的乐趣。