A: What did the doctor say?
B: He thinks I have too much stress.
A: Stress causes your stomachaches?
B: Stress causes different problems with different people.
A: So what did he tell you to do?
B: He said I need to think positive.
A: He didn't give you any medication?
B: I hate medication. It makes me feel different.
A: So how do you think positive?
B: I think about nice things.
A: Like what?
B: Like a day at the beach, with my toes in the sand.