Sometimes they roll their eyes and say, 'Grandpaaaa'.

I started down the bottom of the page and I knew I was going to run out of space. Sammy, my grandchild, came into my studio and was amazed by all the buildings. Out of the blue he asked, 'Grandpa, where's the tree-house?' and so I drew him one. It's on the right hand bottom of the page.

[At 17, he began studying art and design at RMIT. It was 1955 and compared with provincial Geelong, Melbourne seemed a thriving metropolis. At the top end of Swanston Street was the National Gallery, State Library and RMIT.] The world just opened up for me, ... The odd ones out were the stuffy ones.