The best way to predict the future is to invent it.

The great struggle of the twentieth century was between liberalism and totalitarianism.

And don’t you leave， cause I know all I need is on the other side of the door.

最根本的道理往往是最简单的，但其衍化出来的现象却非常复杂。

迈向可持续实践的每一个小步骤都很重要；完美不是目标，进步才是。

可持续发展不是一种选择，而是生存的必要条件。