Richard Carlson was an American author, psychotherapist, and motivational speaker. His book, Don't Sweat the Small Stuff... and it's all Small Stuff (1997), was USA Today's bestselling book for two consecutive years and spent over 101 weeks on the New York Times Best Seller list. It was published in 135 countries and translated into Latvian, Polish, Icelandic, Serbian and 26 other languages. Carlson went on to write 20 books.
One of the greatest books that I have read! It made me see a lot of things that I had deal with in the wrong way! And also other things that I didn't look in the perspective presented in the book. Made me feel a lot better putting into practice the pieces of advice of the book.