树木是大地向倾听的天空诉说的无尽努力。
Trees are the earth's endless effort to speak to the listening heaven.
I'm like a puzzle with many missing pieces.
经济学方法为理解所有人类行为提供了一个有价值的统一框架。
The character of a building is determined by the way it is used, not by its appearance.
保护海洋资源，就是保护人类的未来。
The self is not something ready-made, but something in continuous formation through choice of action.