The success of an enterprise depends not only on the external environment but also on internal management.

The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.

——与日本广州新闻社记者的谈话，1924年3月

每次我写一本书，每次我面对那张空白页，我都确信我做不到。