可持续性不是一种趋势，而是我们对地球和后代的责任。
Sustainability isn't a trend—it's our responsibility to the planet and future generations.
【讲解】：人格高尚的人不可用小事情考验他，却可以委以重任；人格低下的人不可委以重任，却可用小事情考验他。
Your heart just breaks, that's all. But you can't judge or point fingers. You just have to be lucky enough to find someone who appreciates you.
The choice for mankind lies between freedom and happiness and for the great bulk of mankind, happiness is better.
"Every mental state is transitional."