The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.

谁是神智健全的人？我能把他治好。

真相很少纯粹，也绝不简单。

"A man's memory might have only a hundred clear days in it and he has lived thousands."

我们最爱的故事不仅仅是娱乐我们；它们塑造了我们是谁。

To love means loving the unlovable. To forgive means pardoning the unpardonable. Faith means believing the unbelievable. Hope means hoping when everything seems hopeless.

计算学习理论中的挑战在于理解学习算法的能力和局限性。