My favorite
Today is my best day
by Arthur Lassen
"I recommend this book to everyone who needs self-motivation. The German edition was first published in 1988. With motivation and the right mental attitude your wonderful journey through life begins. Joy, Serenity, Health, Happiness, and Success through Positive Thinking, Planning and Action.
192 Pages, Hardcover, four-color-print and many illustrations, quotations and much advice for success and happiness."

