The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
不为自己思考的人根本不会思考。
可持续性不仅仅是一种趋势,更是我们对后代的责任。
如果你害怕失败,你就不会创新。
A penny earned is a penny saved.