build it to work first, then refactor the code to be pleasant. You often learn so much about the problem while getting even a rudimentary spaghetti code impleme

build it to work first, then refactor the code to be pleasant. You often learn so much about the problem while getting even a rudimentary spaghetti code implementation working that you couldn't possibly have designed a comprehensive set of objects/interfaces up front, so get it running first, take what you learned about the problem and update the code to be readable and well-designed.