First, you are not alone. I also "hit the wall" when the discussion turned to functors, monoids, and monads. Now, let me be the token heretic here. I took an on

First, you are not alone. I also "hit the wall" when the discussion turned to functors, monoids, and monads. Now, let me be the token heretic here. I took an online Haskell course where the instructor said, "Now that you have learned about monads, please don't write yet another monad tutorial!" Perhaps the reason that there are so many tutorials about them is because the really are NOT easy to grasp.