作品总是在变化。
质重于量，一支全垒打比两支安打好多了。
The most successful companies don't just sell products - they sell experiences and emotions.
能竭忠尽孝，才能称为人。治国安邦称为学问。能平定叛乱称为人才，编织天地事物称为文章。心胸光明坦荡称为风度。万物与我一体称为仁心。
Mathematics is a collaborative endeavor. No one does it alone.