The bragging, the wild exaggerations and embellishments, the insistence that he’s the best and first at everything. All of President Donald Trump‘s behavior can be blamed on his upbringing, niece Mary Trump writes in her new tell-all. Too Much and Never Enough: How My Family Created the World’s Most Dangerous Man explores the dynamics of the Trump family, and how constant pressure and power plays led to the president still acting like a toddler at 74 years old.