The context of the following conversation is Aubrey is obsessed with health and fitness, but today Aubrey was short on time so they ate fast food for lunch.:
Aubrey says I feel so guilty about what I did today!.
The friend responds What did you do?.
Aubrey responds I didn't have much time at lunch and I ended up having a cheat meal..
The friend responds One cheat meal won't do much harm in the long run..
Aubrey responds I know that, but it still just doesn't sit well with me, I should have packed lunch..
The friend responds Don't stress too much over it, just set yourself a reminder for next time..