船在港口是安全的，但那不是船被建造的目的。
A ship in port is safe, but that's not what ships are built for.
Science is the tool with which we unravel the mysteries of life.
Expertise in any domain involves the automation of basic skills, freeing attention for higher-level aspects of performance.
警惕物质诱惑，保持内心独立。
I don't like to talk too much, I prefer to let my racket talk.