Here is a list of books that can help you learn more about Emotional Resilience, Emotional Intelligence and becoming a happier more optimistic person.

Learned Optimism - How to change your mind and your life by Martin Seligman

Emotional Intelligence by Daniel Goleman

The Emotional Intelligence Activity Book: 50 Activities for Promoting EQ at Work - by Adele Lynn

What Happy People Know: How the New Science of Happiness can Change Your Life for the Better - by Dan Baker