In no particular order, the following books have been thought provoking, mind-opening, inspirational and, or just simply enjoyable.

Motivational & Inspirational

David and Goliath: Underdogs, Misfits, and the Art of Battling Giants by Malcolm Gladwell

The Blue Sweater: Bridging the Gap Between Rich and Poor in an Interconnected World by Jacqueline Novogratz

Spirituality & Religious Roots

Redeeming Pleasure: How the Pursuit of Pleasures Mirrors Our Hunger for God by Jeremy Jernigan

For Ladies & All Who Support Them

The Confidence Code by Katty Kay & Claire Shippmen

My Life on the Road by Gloria Steinem

Light-Hearted, Fun & Enjoyable

Is Everyone Hanging Out Without Me? (And Other Concerns) by Mindy Kaling

Outdoor Roots

Desert Solitaire by Edward Abbey

A Walk in the Woods by Bill Bryson

Mindfulness & Enlightenment

The Power of Now by Eckhart Tolle

Do Less: A Minimalist Guide to a Simplified, Organized, and Happy Life by Rachel Jonat

52 Small Changes for the Mind: Improve Memory, Minimize Stress, Increase Productivity, Boost Happiness by Brett Blumenthal

The Decision Book: 50 Models for Strategic Thinking by Mikael Krogerus

You Can Find Inner Peace: Change Your Thinking, Change Your Life by Mike George

It’s Not How Good You Are, It’s How Good You Want to Be by Paul Arden

Art of Attention by Elena Bower