The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.

I am happy and proud of what I have done， but not completely satisfied.

乐观是一种工具，你可以用它来实现你为自己设定的目标。

对心灵的研究必须严格经验化。

"The world is changed by your example, not by your opinion."

The most advanced farming technology is useless without the wisdom to apply it properly.

数据库的真正力量在于其能够提供以前无法想象的洞察力。

The truth isn't always beauty, but the hunger for it is.