Identity is a fragile thing, easily lost and hard to regain.
身份是脆弱的东西，容易丢失，难以重获。
I think it's important to have a sense of humor about yourself and not take yourself too seriously.
We must mine coal responsibly today so that our children inherit both energy security and a healthy environment.
圣人充分发挥本性，不被见闻束缚心灵。
The Langlands program is a bridge between the discrete and the continuous.
我的作品是我灵魂的投射。