教学的艺术不在于传授本领，而在于激励、唤醒和鼓舞。
The art of teaching is not to impart knowledge, but to inspire, awaken, and encourage.
We can say things with words； and we can do things with words.
我不是最有钱的人，但我是最开心的人。
The most important thing is to enjoy your life—to be happy—it's all that matters.
孤独不是他人的缺席，而是自我的缺失。
We are constantly refining our models to improve performance.
