The more experienced I get, the more I've started to think that most of the 'principals', 'patterns' and 'best practices' tossed around in the industry are most

The more experienced I get, the more I've started to think that most of the 'principals', 'patterns' and 'best practices' tossed around in the industry are mostly bullshit. Be attentive to the classes of bugs you (and your team) produce, and act accordingly to correct those.