追求长生不老的美国亿万富翁公开小18岁女友，两人多张合照甜到齁

Group 1 - The core idea of the article revolves around Brian Johnson, a 48-year-old American tech mogul, who has spent $2 million annually on various high-tech methods and strict dietary practices in pursuit of eternal youth [2] - Johnson claims that after several years of transformation, he feels healthier and believes his physical condition has reverted to that of an 18-year-old [2] - The article highlights Johnson's personal life, particularly his relationship with Kate Tolo, a 30-year-old co-founder of his blueprint company, which began three years ago [4][6] Group 2 - Johnson expresses deep affection for Tolo, stating that their emotional connection is profound and that life would feel empty without her [6] - He describes finding his "home" after 25 years of searching and emphasizes the trust he has in Tolo, comparing it to the trust he has in his mother [8] - The article also touches on Johnson's past, including a failed marriage and a tumultuous relationship that led to a lawsuit, which he found confusing and unsettling [10][12] Group 3 - Johnson's previous relationship ended with a lawsuit, which he won, resulting in his ex-fiancée being ordered to pay him $584,199.16 [12] - He reflects on the joy of finding true love with Tolo, stating it is better than he imagined and that he had longed for it for 25 years [12] - The article concludes with Johnson sharing photos of him and Tolo, expressing happiness in their togetherness and how Tolo serves as a role model for his son in considering future partners [12]