Take It Lightly is about learning something new and not giving up. We’ve all tried to learn something that we previously didn’t know and it’s hard. There are points where you’re just like “screw it! I don’t want to do this anymore!”. The line “Don’t learn to take it lightly” really means quitting isn’t something that we should be told is okay.
Tara is about an inescapable relationship. An abusive relationship. Whatever. It isn’t that happy. So we won’t dwell.
Used To Be is about a friendship or relationship that’s gone sour. Quick and simple. The song is really kind of a bummer. I guess you could translate it into one of those times where you get used by another person and you’ve just had it. So. That’s really it.