The best way to learn mathematics is to do mathematics.
出自《海国图志》。不管是东海还是西海,圣人各出自不同地方但是心理是相同的。
I'm not a rock star, I'm a pop star with a rock star's lifestyle.
The most powerful and enduring brands are built from the heart. They are real and sustainable. They are not manufactured by a marketing department.