The reason why men enter into society is the preservation of their property.
定理是永恒的;它们的证明是短暂的。
A great way to understand yourself is to seriously reflect on everything you find irritating in others. 
I'm obsessed with revolution, I'm obsessed with authenticity.
Sustainability isn't just a trend—it's our responsibility to the next generation.
我们必须接受事物的本来面目,但我们应该努力使它们按照我们希望的方式到来。