The best way to debug a program is to make it work.

创新既需要创造力，也需要严格的测试。

过去是一道永不消散的阴影。

Every man's own satisfaction is the centre of all that he looks at.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.

El tiempo no es lineal, es una red de momentos entrelazados donde pasado, presente y futuro coexisten.