Education is the foundation upon which sustainable forestry is built.

I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out.

The value of life lies not in the length of days，but in the use we make of them.

You are too generous to trifle with me. If your feelings are still what they were last April, tell me so at once. My affections and wishes are unchanged, but one word from you will silence me on this subject for ever.

解释：一天放过敌人，会留下长期的祸害。

一个人固守道德而不能发扬光大，信仰主张又不能坚定不移，这种人有他不能算有，没有他不能算无。

The world is not a rectangle.

双年展应该是时代的镜子，而非时装秀。