I struggle with feeling like I never know enough. The more I learn the more it feels there is to know. As a result even as I learn more and more, I feel dumber and dumber :D
Which qualifies you to sit back, quit struggling, and chuckle at that dilemma you were (and so many are still) caught in.
The Dunning-Kruger effect describes people who don't know very much, but think they know a lot.