The answer to a problem should be the right answer, and it should also avoid unnecessary complexity so someone looking into it can figure out what's going on.

The answer to a problem should be the right answer, and it should also avoid unnecessary complexity so someone looking into it can figure out what's going on. Avoiding unnecessary complexity sounds easy, but it often isn't. Banging out code as fast as you can is one of the surest ways to produce systems that are devilishly complicated and brittle.