I believe that the problem of how you depict something is a formal problem. It's an interesting one and it's a permanent one; there's no solution to it. There are a thousand and one ways you can go about it.… — David Hockney Copy Share Image
There is an inherent dissonancebetween the quasi-formal world of computer programs - defining the programmed machine in each system - and the non-formal problem world of the system requirements. — Michael Jackson Copy Share Image
