The books I read greatly influence my perspective on life. My curiosity of the world drives personal learning in many subjects outside of my traditional degree in engineering:
Economics and Psychology
Thinking Fast and Slow - Daniel Kahneman
True Wealth - Juliet Schor
Freakonomics - Steven D. Levitt
Millennial Money - Patrick O'Shaughnessy
Rich Habits - Thomas Corley
The Price of Everything - Russel Roberts
The Millionaire Next Door: The Surprising Secrets of America's Wealthy - Thomas J. Stanley
The Lean Startup - Eric Ries
The New Business Road Test - John Mullins
Business Model Generation - Alexander Osterwalder and Yves Pigneur
Philosophy
Zen and the Art of Motorcycle Maintenance - Robert M. Pirsig
The Story of Philosophy - Will Durant
The Book - Alan Watts
The Way of Zen - Alan Watts
Mere Christianity - C.S. Lewis
Siddhartha - Hermann Hesse
Revered Wisdom Buddhism - Sir Charles Elliot
High Tech/High Touch: Technology and Our Search for Meaning - John Naisbitt
The Power of Now - Eckhart Tolle
Art and Design
Change By Design - Tim Brown
The Design of Everyday Things - Don Norman
The Pencil: A History of Design and Circumstance - Henry Petroski
Proust Was a Neuroscientist - Jonah Lehrer
Wabi-Sabi - Leonard Koren
Hard Sciences
Being Digital - Nicholas Negroponte
A Short History of Nearly Everything - Bill Bryson
The Cosmos - Carl Sagan
A Demon Haunted World - Carl Sagan
The Conundrum: How Scientific Innovation, Increased Efficiencey, and Good Intentions Can Make Our Energy Problem Worse - David Owen
No Small Matter: Science on the Nanoscale - G. M. Whitesides, Felice Frankel
Stuff Matters: Exploring the Marvelous Materials That Shape Our Man-Made World - Mark Miodownik