Washington's repeated hesitation to take on power, seeing himself as reluctantly drawn to public service, resulted in a more effective leadership style. This reluctance fostered humility and prevented him from being autocratic, leading him to empower talented subordinates.

Not flossing allows harmful, inflammation-loving microbes to thrive in your gums. These microbes can travel from the mouth to the brain, triggering inflammation that significantly increases the risk of developing dementia, according to new research.

Contrary to the idea of linear progress, human evolution has had detrimental effects on our health. Over centuries, our mouths have grown smaller, leaving insufficient room for teeth to grow straight and constricting our airways. This is a primary cause of modern afflictions like sleep apnea, snoring, and asthma.

While flawed, the stoic masculinity of the World War II era had a significant upside: self-effacement. Men like George H.W. Bush were culturally conditioned not to brag or talk about themselves. This emotional reticence, though limiting, created an elegant, gentlemanly culture with less performative ego.

To manage a cabinet of statesmen who disliked him and each other, Lincoln strategically used folksy humor and jokes about his own appearance to build a group identity. This reframes him as a leader who wielded humor as a sophisticated tool for disarming detractors and fostering connection in high-stakes environments.

From Washington to Rockefeller, a recurring theme is a fraught relationship with a difficult father figure. This early adversity, while not recommended, seems to foster precociousness, toughness, and a sense of responsibility as the sons were forced to push back or step up early in life.

Despite his image as a staunch Londoner, Samuel Johnson's gruff exterior concealed a lifelong, frustrated passion for world travel, which poverty prevented him from pursuing until late in life. This highlights the significant gap that can exist between public perception and private reality.

Popular stories like Washington's "I cannot tell a lie" cherry tree incident and his kneeling in prayer at Valley Forge are fabrications. They were invented by biographer Parson Weems after Washington's death to construct a virtuous, mythic persona for the new nation's founding father.

When the first U.S. Mint was established, officials proposed putting George Washington's face on coins. He vehemently refused, equating the practice with the monarchical traditions the new nation had just fought a war to escape. This principled stand delayed the practice for decades.