Who said "I've learned that you have to fight for what you want."?

This quote is attributed to Jim Halpert.

I've learned that you have to fight for what you want. - Jim Halpert

"I've learned that you have to fight for what you want."

Jim Halpert Perseverance

"I'm not superstitious, but I am a little stitious."

"That's what she said."

"You took me by the hand, made me a man."

"I'm in love. I don't know how it happened, but I'm in love with Pam."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."