A young man must let his ideas grow, not be continually rooting them up to see how they are getting on.

A young man must let his ideas grow, not be continually rooting them up to see how they are getting on.

一个年轻人必须让他的思想成长，而不是不断地把它们生根发芽，看它们进展如何。

-- William McFee 威廉·麦克菲