How to Take—And Give—Criticism Well

when we receive criticism, we go through three stages. The first, he said, with apologies for the language, is, "Fuck you." The second is "I suck." And the third is "Let's make it better."
Financial Times • Positive feedback: the science of criticism that actually works

When giving feedback, don’t make it personal. Always comment on the work itself and not the individual who made it. If a participant takes a critique personally, they tend to shut down.