应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反抗。

科学是理解世界，而工程是改变世界。

Certification standards are the compass for responsible forestry.

The past is a foreign country; they do things differently there.

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.

Life is not like cooking, where you can prepare all the ingredients before you start cooking.

创新不仅仅是关于新产品；而是重新思考我们如何做每件事。