"like volunteering to be an unpaid drug trial guinea pig – it would be painful and could potentially"
"is a bit like getting a whiff of a really outstanding restaurant and being told that, for now, you have to settle for a motorway service station pasty"
Or...
Reading the escorts column and seeing "Blond, petite, very attractive, size 6, Double D", but upon turning up is "Size 18, no boobs, and smells bad, but you have to because its 6am and no more are on shift.
And just like using Windows 10, you end up getting weeping sores on your ol' fella.