For those not sure about diving directly into a PDF at work or want to know why they should, here&#x27;s a review I found online of the book:<p><a href="https:&#x2F;&#x2F;www.kirkusreviews.com&#x2F;book-reviews&#x2F;gilbert-brim&#x2F;ambition&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.kirkusreviews.com&#x2F;book-reviews&#x2F;gilbert-brim&#x2F;ambi...</a><p>&quot;Succinct and finely tuned thoughts on why happiness has little to do with money, youth, or even education, by the director of the MacArthur Foundation Research Network on Successful Mid-Life Development. Humans make themselves happy, Brim argues, by finding a ``way to live at the level of just manageable difficulty.&#x27;&#x27;&quot;