Crossword puzzle clue "you can take them or leave them"

You can take them or leave them

You can take it or leave it

Something that people wish you would take when you leave

The more you take, the more you leave behind

You can't leave it on when you shoot

Hourlong period where you can just forget about the world in the dim, sweaty room you've dreamt about all day and, like the instructor says, just leave it all on the bike