关于爱情最悲哀的事情不仅是它不能永远持续，而且心碎很快就会被遗忘。
The saddest thing about love is that not only that it cannot last forever, but that heartbreak is soon forgotten.
The theory of Communism may be summed up in one sentence: Abolish all private property.
我们这个时代的挑战是创造一个可持续的能源未来。
Accepting your flaws only makes you a winner.
他呢，狗嘴吐不出象牙。