Opposite day gets confusing when you use sarcasm.

My problem with interviews, one day I'll think one thing, and the next day I'll think the exact opposite.

What if you have amnesia, but you don't know about it because you forgot you had it.

Too much of something can lead to the opposite

If I could be any flavor of ice cream, I would be spinach so no one would eat me.

A holiday is one day. It's not something to throw the towel in for.