可持续性不是成本，而是对我们未来的投资。
It is one thing to show a man that he is in an error, and another to put him in possession of truth.
向一个人展示他在错误中是一回事，让他掌握真理是另一回事。
The world is full of poetry. The air is living with its spirit; and the waves dance to the music of its melodies, and sparkle in its brightness.
解决问题通常需要重新构建一个人对情境的心理表征。
我们都是破碎的，这就是光进来的地方。
The secret of happiness，you see，is not found in seeking more，but in developing the capacity to enjoy less.