Leonard: But I did realize something. I-I don't need to fight your battles. You you are a strong and independent woman. You have your own voice. And, to quote another strong woman, Katy Perry, it's time to hear you roar.
Penny: Did you just think of that on your way home?
Leonard: What do you want from me? The song was on in the car. But it doesn't mean that it's not true.