组合数学就像是不用实际计数的计数艺术。
Combinatorics is like the art of counting without actually counting.
【释义】畜生虽不能言语,但它们因劳累至极而上天感到悲悯。本不该让它们如此过度劳累,神已察觉到这一切,即便人无法感知。
Marine conservation is not a constraint on business—it's the foundation of lasting business.
无论输赢,我总是努力从每场比赛中学习。