The challenge in computational learning theory is to understand the capabilities and limitations of learning algorithms.

My dream is to become a good actor, and I have been working hard.

我们现在可能年纪大了，但对表演的热情依然如故。

The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.

或许有一天你鼓起勇气，把心中的一切和盘托出，结果只落得让别人看笑话，因为他们压根儿不懂你在说什么，也不知道你为什么觉得事情那么重要，说着说着，几乎要哭了出来。我想普天下最糟的事，莫过于怀着满腔心事与秘密，却非无人可诉，而是没有人听得懂！