person A: I'm feeling pretty bummed after seeing a photo of myself 4 years ago_comma_ I gained so much weight!
person B: Only you can change that_comma_ my friend!
person A: Yeah_comma_ I started working out this month_comma_ I'm dedicated to at least lost 20 pounds!
person B: Hey that's great!  You should take a before picture today and an after picture one month from now!