Comment by vacuity

"Bad programmers worry about the code. Good programmers worry about data structures and their relationships." - Linus Torvalds

"Show me your flowchart 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." - Fred Brooks, The Mythical Man Month

And two threads with some further discussion I found while looking for these quotes:

https://news.ycombinator.com/item?id=10293795