物有华而不实，有实而不华者。
解释：有的东西外表华丽而实质不好，有的东西实质很好而外表并不华丽。
The only sensible ends of literature are, first, the pleasurable toil of writing; second, the gratification of one's family and friends; and lastly, the solid cash.
运营效率是在这个行业中保持竞争力的关键。
I don't think limits.
最好的学习方法就是实践。