That's real concentration.

2 seconds sound clip from the Play It Again, Charlie Brown movie soundboard.

You can hear this line at 00:07:41.126 in the DVD version of the movie.

Quote context

[...]

- You didn't mention jump ropes.

- Oh, are you mad at jump ropes too?

- I'm especially mad at stupid jump ropes.

- Oh, but I love you, Linus.

- No matter what I do, Schroeder won't notice me.

- I've found out that the only way to attract older men is to flatter them. They really like to be flattered. They really seem to need it.

- Well, maybe you're right.

- You're cute, you know that? You're so cute, I think I'm gonna give you a big hug and a kiss on the nose.

- That's real concentration.

- Do you know what love is?

- Love, a noun, to be fond of, a strong affection for, or attachment or devotion to a person or persons.

- On paper, he's great.

- I guess I'm the kind of person who is kind of hard to get to know.

- My personality doesn't lie right on the surface. The real me is deep. But I'm well worth all the time it takes to understand me.

[...]