“I came in like a wrecking ball
Yeah, I just closed my eyes and swung”

Miley Cyrus – Wrecking Ball Lyrics on LyricsMode
EXPLANATION
She's saying she closed her eyes and let everything fall, when she thought he finally had let lose.
EXPLANATION
She didn't watch what was happening. She didn't care what was happening. She just wanted in and fell blindly.
EXPLANATION
She came into the relationship too fast and too hard. They both did, and that's what destroyed it.