Who said "I am driven by purpose, not ambition."?

This quote is attributed to Clarice Starling.

I am driven by purpose, not ambition. - Clarice Starling

"I am driven by purpose, not ambition."

Clarice Starling

"A census taker once tried to test me. I ate his liver with some fava beans and a nice chianti."

"I need your knowledge and I need it now."

"You can't make us stupid."

"I'm going to find him. I'm going to catch him."