树木是我们的长者，它们有很多东西可以教给我们。
The trees are our elders, and they have much to teach us.
我不是为观众画画，我是为我自己画画。
I don't stop when I'm tired, I stop when I'm done.
The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
在适宜的环境里，幼儿在工作中发展了一种技能和精确性，那是使我们十分欣慰的。
某种无形力量的可怕阴影，虽不可见，却在我们中间漂浮。
The molecules that mediate pain are ancient, revealing how deeply rooted this sensation is in evolution.