I think the books towards the end of the series, or if you prefer to start fresh, the Dirk Gently detective books, have more depth to them. I think they have qu

I think the books towards the end of the series, or if you prefer to start fresh, the Dirk Gently detective books, have more depth to them. I think they have quite a bit of pathos and there's some real reflective sadness which fills out some of the things you mentioned (which on their own can be somewhat shallow).