Recs if you like Thinking In Systems: A Primer...

Mixing in classics, modern gems, and contemporary philosophy that really stand out. They're all top-notch in their own way, full of smart ideas that'll get you thinking.

books that will match your motivation to make the world better with the knowledge you need (and some relevant fiction for good breaks)

If you have read Bill Bryson A Short History of Nearly Everything and/or are craving an existential crisis, these books should do the trick (so I’m told).