The E-Myth Revisited
Might be a bit basic for business owner’s who’ve been at it a while, but when I read it as a freelancer it was a game changer for me. It opened my mind to the idea that I can build my own business without me doing all of the work.
I read this recently and it gave me a deeper understanding of what I already knew to be true: Focus is key and you have to step back and remove (most!) things to allow space to focus on only the most important things.
The Bulletproof Diet
Not a business book, but this definitely made an impact on my health, and especially my brainpower and focus, which enabled a noticeable difference in my ability to get stuff done and focus on the right things.