Original Sentence: great weapon: in ancient times, it referred to a valuable artifact, now it is a metaphor for great talent. Late: for a long time. The original meaning is that valuable objects need a long period of carving to be made (this sentence reads: the original meaning is the casting of the larger the casting (such as tripods, bells) need to be cooled and solidified for a longer period of time, the cooling time is long enough, the casting can be "into the vessel"). Now it refers to the fact that the person who can take charge of important responsibilities has to go through a long period of training, so his achievement comes later. Source: Laozi, Chapter 41: "A generous man has no corner, and a great weapon is accomplished late."
Daqi Zhucheng (大器琢成): It means that a person who is capable of assuming important responsibilities has to be honed and sculpted in order to achieve success.