现实并不总是可能或可信的。
I'm more interested in the process than the result.
"The essence of life is not in the destination, but in the journey itself."
Be less curious about people and more curious about ideas.
People can't do something by themselves; they wanna tell you you can not do it.
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。