This book might help you: https://www.goodreads.com/book/show/4866.How_to_Stop_Worrying_and_Start_Living https://www.goodreads.com/book/show/4866.How_to_Stop_W

This book might help you: https://www.goodreads.com/book/show/4866.How_to_Stop_Worrying_and_Start_Living https://www.goodreads.com/book/show/4866.How_to_Stop_Worryin... It's by Dale Carnegie who also wrote "How to Win Friends and Influence People".