I've learned that you can't control everything, and sometimes you just have to let go.
The only freedom which deserves the name is that of pursuing our own good in our way, so long as we do not attempt to deprive others of theirs or impede their efforts to obtain it.
国君得到了我的学说,就必然会采用。 
Space is not empty; it is full of possible interactions.
You cannot make yourself feel something you do not feel, but you can make yourself do right in spite of your feelings.
Be a good ancestor. Do something a future generation will thank you for. A simple thing is to plant a tree.