可持續(xù)性不是一種選擇,而是我們對(duì)后代的責(zé)任。
You can't let praise or criticism get to you. It's a weakness to get caught up in either one.
The end of history will be a very sad time.
出自《抱樸子·備闕》。使用彈弓打鳥(niǎo),泥丸比千金更適用。