The boys always have a lot to tell us. Often with me it's when I am trying to listen to a poignant story on the radio, or trying to put in a big finish on the exercise bike, or when I am busting and just on my way to the toilet. It will always be something like this.
Marcus: Dad - what would happen if you burned ink?
Michael: In the centre of this galaxy is steam. Outside that is water vapour. Outside that is smoke. Then outside THAT is a kind of ... flamey stuff.