"I will be 40 when I own my own house" not a totally unrealistic start.
"The cost of my house will be about £1000" Hmm, not sure about this one.
"I will own a car when I am about 20 and I can pay for it when I work" on £50 a year, I'm not sure how he will get on with this!
"For my 18th birthday, I want a motorbike" Daddy on the Edge nearly choked on his coffee at this point
When I asked him how much he needed to earn to be able to pay for everything, he paused before saying "Err, about a billion pounds?"
I was getting worried now so I asked him how much he thought he would earn at his first job "Ooh, about £10 a year" he said. I reasoned that he would work up to the £50 a year he mentioned earlier...