Bob Murphy wrote Choice, which is a shorter synthesis of the main ideas in Human Action. I haven't read it though, so I don't know how well it conveys the parts I found most profound.

Undisciplined

Sounds good. I will add to my list of must reads but long and dense so procrastinate for a couple years before reading. Haha. 

grayruby

Meta Econ Takeover Day 45

Human Action goes deep into the philosophical underpinnings of economics, before building out the theory itself. I don't think there's a better book for understanding economics, but it's very long and pretty dense.