出自汉·桓宽《盐铁论·后刑》。锄去田里有害的杂草,禾苗就可以健康地生长;惩罚为非作歹的恶人,百姓就会感到喜悦。
The rise of China represents the most significant challenge to the liberal international order since the end of the Cold War.
The consumer is the boss. We must listen, adapt, and deliver what they truly want.
在数学中,提出问题的艺术必须比解决问题更有价值。