Yeah, a few of those sound very familiar.
Also:
The key part is the "having." They mean you want to simultaneously eat cake and still have the cake you ate. It's confusingly worded, but it's not technically wrong. It becomes more sensible sounding if you say "eat your cake and have it, too."
Death.
Also, the DMV.
Also:
People who say "Oh, you just want to have your cake and eat to!" Well hell yeah I do, what good is cake if you can't even eat it.
People say, "life is short". What the hell?! Life is the longest damn thing anyone of us will ever do! Name one thing you will do that is longer than life.
Also, the DMV.