Do what you can, with what you have, where you are.
Perhaps the most counter-intuitive truth of the universe is that the more you give to others, the more you’ll get. Understanding this is the beginning of wisdom.
The only limits that exist are the ones in your mind.
相关性和因果关系之间的区别不仅仅是学术上的——它可能具有深远的政策影响。