学习问题的复杂性通常由假设空间的大小和结构决定。
The complexity of a learning problem is often determined by the size and structure of the hypothesis space.
剑鞘保护剑的锋利，自己却满足於它自己的迟钝。
The only thing you sometimes have control over is perspective. You don't have control over your situation. But you have a choice about how you view it.
真正的创造力来自限制，而不是无限的可能性。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
不要让别人意见的噪音淹没了你内心的声音。
你所需要的只是爱。
There's no art To find the mind's construction in the face; He was a gentleman on whom I built An absolute trust.
The surest way to prevent war is not to fear it.