生命短暂，但如果我们活得正确，一次就足够了。
Life is short, but if we live it right, once is enough.
I don’t play for the crowd, I play for myself.
The duty of man is the same in respect to his own nature as in respect to the nature of all other things.
可持续性不是一种趋势，而是唯一的前进道路。