谷物种植既是一门艺术也是一门科学——既需要直觉也需要数据。
Grain farming is both an art and a science—requiring intuition as much as data.
思想之流,意识之流,总是在流动。
学习数学的最好方法就是做数学。
Every book is a journey, every page a step into the unknown.
端正其义而不谋求私利,阐明其道而不计较功利。