Conceptual modelling in quotes
We cannot solve our problems with the same thinking we used when we created them.
– Albert Einstein
Being abstract is something profoundly different from being vague … The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
– Edsger W. Dijkstra
Abstraction is one of the greatest visionary tools ever invented by human beings to imagine, decipher, and depict the world.
– Jerry Saltz
There are only two hard things in Computer Science: cache invalidation and naming things.
– Phil Karlton
The act of describing a program in unambiguous detail and the act of programming are one and the same.
– Kevlin Henney
Much of the essence of building a program is in fact the debugging of the specification.
– Fred Brooks