用程序证明四色定理不会改变数学——它只是证明了这个挑战了一个世纪的定理是一个有限的问题。
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is a finite problem.
My favorite things in life don't cost any money. It's really clear that the most precious resource we all have is time.
水产养殖的未来在于平衡生态健康与经济增长。