person A: My friend got a new truck_comma_ I'm really envious of him.
person B: You should channel that envy into motivation!
person A: I agree_comma_ if I work hard I could buy that truck. 
person B: Exactly_comma_ be positive and you can buy one for yourself!
person A: I should_comma_ I just need the drive to get out there and do it. I need to stop wasting money.