朋友能提供的唯一帮助，就是通过举一面镜子让你看到自己高尚的形象，从而保持勇气。
The only service a friend can really render is to keep up your courage by holding up to you a mirror in which you can see a noble image of yourself.
The poem is not a dialogue. The poem is a monologue delivered in the presence of a witness.
最好的歌曲是来自灵魂的那些。
The best part about success is being able to do what you love every day.
不了解人的缺点，不了解人的优点，不了解人优点中的缺点，不了解人缺点中的优点，就不可以随便用人，不可以随便教人。
——斯图尔特惊叹中国AI发展速度。