Nicknames describing appearance also became surnames, by complexion (such as “Brown” or “White”), by characteristic (“Wise” or “Young” for instance). Some of the nicknames describing traits, with Old English roots, may have been the earliest surnames. “Lewis” comes from the Old English leofwyne and means loving friend.
So the positive mess would be facing your fears and reducing your anxiety. The negative message would be avoiding certain situations, will cause you to miss out or stop doing things you want and need.