最好的商业模式往往是最简单的。

一个试图教学而不激发学生学习欲望的教师，就像在冷铁上敲打。

When players scold you, it's a good thing—it means they still care. The most terrible thing is silence.

"Innovation in algorithms often comes from looking at old problems in new ways."

艺术最美妙的地方在于它可以不用语言交流。

The poem is a way of living in the world, not just observing it.

译文：用镜子照自己，可以看见形体容貌，用心性照自己，可以遇见祸福吉凶。赏析：为人处世，我们要多思考自己的言行是否得当，多想想自己的举止是否会得罪他人。凡事都要反躬自省，以免招致祸患。