The whole essence of good drawing—and of good thinking, perhaps—is to work a subject down to the simplest form possible and still have it believable for what it is meant to be.
If you see a few lines of atrocious code, you can make a judgement about the programmer. By judging the programmer, you can judge his boss, and by judging his boss you can judge the company.
Creativity is allowing yourself to make mistakes. Design is knowing which ones to keep.
Keep it simple idiot!
