使用程序证明四色定理不会改变数学-它只是表明该定理是一个世纪的挑战,对数学可能并不重要。
我只是个四岁的孩子,每天都在成长一些。
The only person you are destined to become is the person you decide to be.
The only person you are destined to become is the person you decide to be.
Life would be infinitely happier if we could only be born at the age of eighty and gradually approach eighteen.
Love is the world's infinite mutability; lies, hatred, murder even, are all knit up in it.