数学中最深刻的问题往往源于最简单的问题。
The deepest problems in mathematics often arise from the simplest questions.
【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。
"After nourishment, shelter and companionship, stories are the thing we need most in the world."