Brian Colfer

“The incoming messages make up the public interface of the receiving object. The outgoing messages, by definition, are incoming into other objects and so are part of some other object’s interface,”
― Anonymous

“In collaboration with Sharif Razzaque There are many ways of making a fool of yourself with a digital computer, and to have one more can hardly make any difference. SIR MAURICE WILKES [1959], “THE EDSAC” Be careful how you fix what you don’t understand.”
― Frederick P. Brooks Jr., Design of Design, The: Essays from a Computer Scientist

“When your tests depend on interfaces you can refactor the underlying code with reckless abandon.”
― Anonymous

“Well-designed objects have boundaries that are very strong.”
― Anonymous