Courage is grace under pressure.
Natural selection is the only known natural process that can build functional complexity.
The truth is a knife, and it cuts both ways.
The future of the world lies in the cities of the Third World.
作家必须有勇气面对真相，无论它有多么痛苦。
The best decisions are often made with a combination of data and intuition.
最成功的领导者是那些倾听多于说话的人。