One may have too much of a good thing.

Too much inactivity makes one less mentally acute.

Alternative form of the lady doth protest too much

Alternative form of the lady doth protest too much

Alternative form of the lady doth protest too much

Asking how much money is to be paid for products or services.

(often humorous) Much; a great deal of.

(often humorous) very

(colloquial) very much, very

(slang) An informal term of address, especially to a young man; similar to man, chap, dude, etc.