The only limits you have are the ones you set for yourself.
衡量一个文明的标准是它如何对待其最弱的成员。
The best investment you can make is in yourself.
The great ideological battles between liberalism and communism, or between democracy and authoritarianism, have ended in the victory of the former.
We are all walking around with an evolutionary user's manual in our heads, but most people don't realize it.