A phrase used when a word or phrase is not grammatically correct
The sentence "I have go to school" is English much
Like "too much to drink".
You're thinking too much into things and you're driving yourself and others around you crazy, like someone who's had too much to drink.
Guy: Yo, I think that Megan in homeroom is throwing hints at me, since she did the same stuff to her ex not too long ago!
Guy 2: I think you've had too much to think.