It's find out eventually. It's just a matter of time.
他终究会发觉的。 这只是个时间问题。
Happy is he that is happy in childhood.
童年时代快乐的人是幸福的。
For his lifentime's work in studying the communication of animals, including honey bees, Professor Karl von Frisch was given a Nobel Prize in 1973, which he shared with two other scientists. He died in 1982.