Description : Could you help me understand this saying please?
Last Answer : It means you can not have it both ways. You cannot both keep your cake and eat your cake; you have to choose to keep it or eat it.
Description : Is there a saying you cannot stand?
Last Answer : “Back in the day”—hate it.
Description : Head over heels?
Last Answer : It is indeed backwards. I recall reading somewhere that its origin was heels over head but that it got changed along the way. I’ll try to find more info at a phrase finders website.