I can't believe nobody has invoked Fred Brooks yet, so I'll do it: "Show me your flowcharts and conceal your tables, and I shall continue to be mystified. Show

I can't believe nobody has invoked Fred Brooks yet, so I'll do it: "Show me your flowcharts and conceal your tables, and I shall continue to be mystified. Show me your tables, and I won't usually need your flowcharts; they'll be obvious." The Mythical Man-Month (1975)