Yes Occams Razor is my fave too, I use it a lot as well as 'common sense' which seems to be rare these days.
A friend just posted these 2 memes on my wall which are so relevant to our convo. I think you will like them too.
They certainly are in line with what I've been looking at lately.......
Feynman's is interesting. It is a lot like how I think about things. I try to understand though.