Here are some highlighted thoughts by noted entrepreneur Mark Manson, who is a New York Times bestselling author of 'The Subtle Art of Not Giving a F*ck'. For decades, we've been told that positive thinking is the key to a happy, rich life. "F**k positivity," Manson says. "Let's be honest, shit is f**ked and we have to live with it." Here are 12 of his quotes to help you learn the same thing better. 1. Acceptance Is The Key ©Thinkstock Photos 2. Set Your Priorities Right ©Thinkstock Photos 3. Take Life As It Comes ©Thinkstock Photos 4. Are You In A Healthy Love Relationship? ©Thinkstock Photos 5. Keep Moving & Don't Settle ©Thinkstock Photos 6. Know Your True Self ©Thinkstock Photos 7. Travelling To Newer Places Changes Your Perception About Living A Certain Lifestyle ©Thinkstock Photos 8. Are You Giving Too Many F***s? ©Thinkstock Photos 9. Your Reaction Is All That Matters ©Thinkstock Photos 10. Are You Suffering Enough? ©Thinkstock Photos 11. Is It All F***Worthy? ©Thinkstock Photos 12. It's Not What You See, It's How You See It ©Thinkstock Photos To know more about Mark, you can follow him here.