Ignorance

The late Stephen Covey noted in his 2004 book, The 8th Habit, that early in his life he felt absolutely ignorant.  SC describes being overwhelmed by all that he didn't know, feeling as if there was always a cloud of "ignorance" overshadowing what he did know.  Kinda like this:

Thus, SC set out on a mission dedicated to overcoming that umbrella of ignorance, by learning as much as he could.  As that learning journey unfolded, this was the reality he found instead:

Did he learn much more?  You bet.  But the main thing he learned was that the more you learn, the more there is to know.

That's the world I live in.