可持续发展已不再是一种选择,而是我们对后代的责任。
The greatest thing you'll ever learn is just to love and be loved in return.
A word after a word after a word is power.
Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so.
"The world is a book, and those who do not travel read only one page."