> You might not need to program per se, but you do need to know how to DEBUG and TEST your programs as well. This is something that most people are loathe to do. It requires a great deal of discipline

It requires first and foremost the realizations that bugs in code are frequent, normal and to be expected, no matter how smart and well-prepared you are.

And that's one thing you learn when you learn to code. The first programmers were quite shocked when they found out.