We have to be prepared to take some risks, but they must be calculated risks.
我们正在进入一个可以开始思考设计生命的时代。
The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.
"The only limit to our realization of tomorrow will be our doubts of today."
贫穷的时候最能表现出一个人是否清廉,富裕的时候最能表现出一个人是否讲求仁义。
Love is the only thing that grows when you give it away.
教育就是激发生命,充实生命,协助孩子们用自己的力量生存下去,并帮助他们发展这种精神。