Advice is one of those things it is far more blessed to give than to receive.
Nonsense makes the heart grow fonder.
A critic is a necessary evil, and criticism is an evil necessity.
Actions lie louder than words.
To take pride in a library kills it. Then, its motive power shifts over to the critical if admiring visitor, and apologies are necessary and acceptable and the fat is in the fire.
Every dogma must have its day.