一件事不一定是真的或假的；它可能既是真的又是假的。

Ah, but a man's reach should exceed his grasp, or what's a heaven for?

A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.

可持续性不是一种趋势，而是食品生产的未来。

A sustainable future for coal depends on our ability to integrate cleaner practices without sacrificing the livelihoods of those who depend on the industry.

Structured Programming supports the law of the excluded middle.

人们相信上帝，因为世界非常复杂，他们认为像飞鼠、人眼或大脑这样复杂的东西不太可能是偶然发生的。