数学和计算机科学之间的相互作用是创新的丰富源泉。
The only limit to our realization of tomorrow will be our doubts of today.
Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.
The future of the world lies in the cities of the Third World.
I'm not a freak. I was just born this way.