Life is a constant learning curve. Self-improvement books are an excellent avenue to broaden your knowledge base. Here are five self-improvement books to spur your personal growth.

“How to Win Friends and Influence People” by Dale Carnegie

This book’s inspiration came from Carnegie’s desire to teach how to maintain good business and personal relationships. How to Win Friends shows how better relations can ultimately lead to greater achievements.

“Switch: How to Change Things When Change Is Hard” by Chip and Dan Heath

Chip and Dan Heath explain how the unification of the rational and emotional mind can achieve amazing results. By bringing together decades of in-depth research in the fields of sociology and psychology, Switch demonstrates that successful changes follow specific patterns that then drive desired change.

“Leaders Eat Last” by Simon Sinek

Simon Sinek addresses issues on how to become an inspirational leader that others want to genuinely follow. His definition of a leader is someone who’s willing to put their needs last to guard the tribe and lead it towards a common vision through mutual trust and collaboration.

“As a Man Thinketh” by James Allen

James Allen explains the impact the thought-life has on your results. He elucidates that by changing thought patterns, you can alter your circumstances. Ultimately, you are the master of your own thoughts, and how you let those thoughts influence you dictates your life’s general direction.

“What Every Body is Saying: An Ex-FBI Agent's Guide to Speed-Reading People” by Joe Navarro and Marvin Karlins

Joe Navarro and Marvin Karlins explain how to quickly decode people by reading their body language and how non-verbal cues influence how others think of you. If you’re looking to boost your intelligence on non-verbals, this one’s right up your alley.