Dr. Kelso: I know you took my money to buy that ridiculous coat.
Janitor: I bet you can't prove it.
[flashback:]
Dr. Kelso: Enid, you are my eyewitness. Did he take more than $400? Enid, is that a new pantsuit?
[present:]
Dr. Kelso: You think you're pretty smart, don't you?
Janitor: All I think is that leather never goes out of style, and if you're going to keep money in a pickle jar, you should probably know how much is there, and it never hurts to buy your invalid wife something nice so maybe she can feel pretty. These are just general thoughts about life, nothing specific to you.