Verwenden Sie „puerility“ in einem Satz

1. It puzzled him that thinking of an eighteen year old girl made him feel embarrassed about the puerility of his actions

2. However much I might detect in Zuchin’s character and amusements an element of coarseness and profligacy, I could also detect the fact that his drinking-bouts were of a very different order to the puerility with burnt rum and champagne in which I had participated at Baron Z