I'm a philosopher and agree. There are some philosophers who make sufficiently precise definitions and use reasonable formal method - where certainly not all fo

I'm a philosopher and agree. There are some philosophers who make sufficiently precise definitions and use reasonable formal method - where certainly not all formal philosophy is useful, though. They are in a small minority. I'd even give the same ad hoc figures, it's about 90% trash, 10% worth reading and then a few gems, so you have to be careful which authors you read and what topics to study in philosophy.