The artist doesn’t have time to listen to the critics. The ones who want to be writers read the reviews, the ones who want to write don’t have the time to read reviews.
William Faulkner

Any fool can criticize, condemn, and complain but it takes character and self control to be understanding and forgiving.
Dale Carnegie

When we judge or criticize another person, it says nothing about that person; it merely says something about our own need to be critical.
Unknown

I have yet to find the man, however exalted his station, who did not do better work and put forth greater effort under a spirit of approval than under a spirit of criticism.
Charles Schwab

Criticism is an indirect form of self-boasting.
Emmet Fox