能者做事，不能者教书。
He who can, does. He who cannot, teaches.
为儿童写作是一种责任——他们应该得到真相，即使真相很难。
生命的意义在于发现你的天赋，生活的目的是把它奉献出去。
The database is the most important piece of software in the enterprise.
The dairy industry must evolve to meet the needs of both people and the planet.
I could be bounded in a nutshell and count myself a king of infinite space.
The world is full of obvious things which nobody by any chance ever observes.
