“We did the very cliched in the beginning goofy blonde who says foolish things.

It was a cliched character, the dumb blonde.

A kind of intelligence that was alien to them.

THE BIG BANG THEORY, Kaley Cuoco, ‘The Hamburger Postulate’, (Season 1, ep. 105, aired Oct. 22, 2007)

Kaley Cuoco as Penny on ‘The Big Bang Theory’.Credit:CBS / Courtesy: Everett

You know, intelligence about people and relationships and family.”

“And that took a while to figure out.

In the beginning, she was sadly one-dimensional in too many ways.”

The Big Bang Theory - “The Cushion Saturation” – Leonard (Johnny Galecki, left) tries to mediate when a paintball game leads to a fight between Penny (Kaley Cuoco, right) and Sheldon (Jim Parsons, center), on THE BIG BANG THEORY

Johnny Galecki, Jim Parsons, and Kaley Cuoco on ‘The Big Bang Theory’.Robert Voets/CBS via Getty

If she got angry, it wasn’t harsh.

The audience really responded to that."

There was a sweetness and endearment that she felt towards them.

I think the audience wanted to protect these two boys, these two men, these two innocents.

And she honored that.

Listen to Lorre and Roth’s full podcast discussion above.