One can only display complex information in the mind. Like seeing, movement or flow or alteration of view is more important than the static picture, no matter how lovely.

You don't build a business. You build people, and then people build the business.

在桂林学界迎会的演说，1922年1月22日

解释：大多数花类药材都有升散的作用，而旋覆花却有降气的作用，说明药材特性的多样性。