Character is destiny.

最重要的是享受生活 - 快乐 - 这才是最重要的。

It is hard to read a newspaper or watch a television newscast without encountering someone who has come up with a new 'solution' to society's 'problems.'

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。