Hello! It's good to talk with you again.
Here is a list of the books I'd recommend for you:
Happiness: A Guide to Developing Life's Most Important Skill by Matthieu Ricard and Daniel GolemanThe Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work by Shawn AchorStumbling on Happiness by Daniel Todd Gilbert
Anger Management:The Gift of Anger: Seven Steps to Uncover the Meaning of Anger and Gain Awareness, True Strength, and Peace by Marcia G. CannonThe Anger Trap: Free Yourself from the Frustrations that Sabotage Your Life by Les Carter and Frank MinirthTransforming Anger: The Heartmath Solution for Letting Go of Rage, Frustration, and Irritation by Doc Childre, Deborah Rozman and Matthew McKay
Beyond Anger: A Guide for Men: How to Free Yourself from the Grip of Anger and Get More Out of Life by Thomas J. Harbin (Mar 27, 2000)
Sensitivity:The Highly Sensitive Person by Elaine N. AronMaking Work Work for the Highly Sensitive Person by Barrie Jaeger
Positive Thinking, Emotional Healing, Conflict, People skills and Shyness/Social Anxiety:People Skills: How to Assert Yourself, Listen to Others, and Resolve Conflicts by Robert Bolton
A Life Less Anxious: Freedom from panic attacks and social anxiety without drugs or therapy by Steve Pavilanis and Patricia AlmaThe Power of Positive Thinking. Norman Vincent Peale by Norman Vincent PealeBeyond Positive Thinking: A No-Nonsense Formula for Getting the Results You Want by Robert Anthony and Joe VitaleEmotional Freedom: Liberate Yourself from Negative Emotions and Transform Your Life by Judith OrloffHealing Your Emotional Self: A Powerful Program to Help You Raise Your Self-Esteem, Quiet Your Inner Critic, and Overcome Your Shame by Beverly EngelThe Anatomy of Peace: Resolving the Heart of Conflict by Arbinger InstituteThe Hard Truth About Soft Skills: Workplace Lessons Smart People Wish They'd Learned Sooner by Peggy Klaus
The book by Suzette Elgin is a good one as well. She has written several about the same kinds of topics that you might find to be helpful with your situation.
I hope this helps,