唯一能让你快乐的是你自己的心。
The only thing that can make you happy is your own heart.
Poetry is just the evidence of life. If your life is burning well, poetry is just the ash.
最好的决策是结合数据、直觉和经验做出的。
希望是让我们继续前进的东西，即使道路黑暗。
The United States should not try to spread democracy around the world.
"In every equation, there is a story waiting to be told."