Who said "You can't change people. You can only change yourself."?

This quote is attributed to Jim Halpert.

You can't change people. You can only change yourself. - Jim Halpert

"You can't change people. You can only change yourself."

Jim Halpert Change

"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."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."