民主是唯一能够反映人类精神不屈不挠追求自由的制度。
Democracy is the only system that can reflect the human spirit's indomitable will to be free.
未来属于那些能够拥抱不确定性并将其转化为机遇的人。
The definition of a good mathematical problem is the mathematics it generates rather than the problem itself.
Stay focused on what you can control, and don’t waste energy on what you can’t.
我想把美国从所有阻碍人们前进的事物中解放出来。