最优财政政策要求税率随时间平稳变化，仅对政府支出的永久性变化作出反应。
Don’t be the smartest person in the room. Hangout with， and learn from， people smarter than yourself. Even better， find smart people who will disagree with you.
Change starts with acknowledging the past but focusing on the future.
艺术家必须保持自由，甚至要从自己的风格中解放出来。
我不是模特。我只是一个喜欢打扮和拍照的女孩。
以灵魂之清澈，感悟生命之深邃。
I believe that love is a better teacher than the sense of duty， he said， at least for me.