One never notices what has been done; one can only see what remains to be done.
人们永远不会注意到已经做了什么；人们只能看到还有待完成的事情。
The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.
The most sustainable building is the one that is already built.
成功不在于你在生活中完成了什么，而在于你激励他人去做什么。