The best leather comes from respecting both the animal and the environment.
最好的皮革来自于对动物和环境的尊重。
If you're not stubborn， you'll give up on experiments too soon. And if you're not flexible， you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.
Biography is the art of making the dead live again.
The true value of a forest can never be measured in board feet alone.
I think the most important thing is to be honest with yourself and with others.
语言是一种人类自发的创造，语言的发展遵循一定的规律。在人生的某一时期它会达到某种程度。