da vinci thermometer and cool info 劉備大徳

source: Leonardo da vinci, 劉備大徳, 魚心水心

 

da vinci thermometer and proper advise information at that info temperature.                       

 

da vinci thermometer is bottle up and down with water temp.

if we write info in bottle...?

 

1. when high temperature,

        people might be high tension.

         => be careful not to ~

 

     2. when low temperature,

         people might thinking about some problems.

          => if you want to solve A, ~