That there are things in this world not carved out of gray stone. That there s a small place inside of us they can never lock away, and that place is called hope.

I suppose when they reach a certain age some men are afraid to grow up. It seems the older the men get, the younger their new wives get.

可持续性不仅仅是植树；它是为了正确的理由在正确的地方种植正确的树木。

Overfishing is a theft from future generations.

计算机科学的教育应该激发创造力和批判性思维。