Success is not final, failure is not fatal: It is the courage to continue that counts.

"I am not young enough to know everything."

农业科技不是高高在上的理论，而是要真正落地到田间地头。

"Memory is a strange thing, it doesn't work like I thought it did. We are so used to thinking of it as a camera or a tape recorder, but it's not like that at all. It's more like a painter, who adds and subtracts elements according to his own rules."