任何实验的价值和效用都取决于材料是否适合其使用的目的。

我们都以幸福为目标生活；我们的生活各不相同，却又相同。

The older one grows, the more one likes indecency.

"The stories we tell about animals say more about us than they do about them."

Great companies don't just make profits; they make a difference.

The greatest discovery is that human beings can alter their lives by altering the attitudes of their minds.