Crossword puzzle clue "well you know what"

Writer who said "One cannot think well, love well, sleep well, if one has not dined well"

"Demand me nothing: what you know, you know: From this time forth I never will speak word" is his last line

Goo Goo Dolls song that you probably know from the way John Rzeznik snarls "But you don't even know who I am"

"You know that it would be untrue, you know that I would be a ___"

Church bells sound, I know, you wouldn't know as you're a heathen who's never stepped foot in a church before or even walked by one

You know -- know

"I know it's ___, I know you're weary ..."

"Don't know ___, but I know I love you"