人生重要的不是胜利，而是战斗;不是要打败对手，而是要打得好。
The important thing in life is not victory but combat； it is not to have vanquished but to have fought well.
"We are entering an era where quantum phenomena will become engineering tools."
The most dangerous threat to democracy is the erosion of trust in institutions.
It is a fine thing to have ability,but the ability to discover ability in others is the true test.
两个物体的相互作用力总是大小相等，方向相反，同时出现或消失且作用于同一直线上。
