What comment does the author make about "men of large calibre" through this analogy?

They show us how to correct our faults.

They are able to correct their own faults.

Their faults do not reduce their worth to society.

Their faults appear much greater than they really are.

The comment that the author make about "men of large calibre" through this analogy is that " Their faults do not reduce their worth to society." "Men of large calibre" means that these men have a big reputation in the society. They are of well-known group, well-respected and well-brought up by their wealth and power.