So you're minding your own business riding along and somebody decides that distinguishing between 250kg of metal and human with the background is just too difficult. They knock you down, you get up again, a bit shakey but alright. Then it comes "Sorry mate, I didn't see you". What do you say next? This is a scenario that inevitably will be said to most of us at one stage, so better to be prepared with a nice zinger. Extra points if you've actually used it.