An old coworker of mine once told me that I am good at taking criticism. I was shocked because taking criticism from others never feels easy, but I have found that receiving feedback is not something to avoid or fear. In fact, learning to be comfortable with discomfort helps us to change and improve. Below are some links related to criticism:
The Art of Taking Criticism Effectively - This post offers tips on how to listen to criticism without becoming defensive, argumentative, or angry. Depending on the situation, you might not always be able to arrive prepared since criticism can come at any time from anyone, but the rest of the tips still apply.
How to Take the High Road - Making excuses or criticizing someone back is not classy or productive in the long run. Another good post on how to take criticism well.
The Art of Giving Effective Feedback - Sometimes you're on the other side and giving the criticism, so here are some pointers on how to be heard while being kind.