I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the seashore.
我不知道在世人眼中我是什么样子，但对我自己来说，我似乎只是一个在海边玩耍的男孩。
领导的艺术在于说不，而非说是。说是很容易的。
在这个生活中，最好的手术是耐心的手术。
Every tree planted today is an investment in tomorrow’s world.
Life is like music。It must be composed by ear，feeling and instinct，not by rule.
气候系统异常复杂，我们对它的理解仍在不断发展。