Yay, more nothing!

Ok, then: expressions for Enough? The French say ras le bol, which kinda means bowl filled to the brim, as in one drop short of runnething over.

Cup running over is more than enough, of a good thing.
The final straw is more than enough, of a bad thing.

I've seen/heard Had it up to here with a gesture of top-of-head level.

I have seen the same gesture for Full (of food) up to here. Mom used to make that gesture at just-above-the-neck level, and then explain, if given a quizzical look, The rest is brains...