In the the book Defining You, John Parker provides a practical manual for individuals seeking to construct a customized personal philosophy using artificial intelligence as a collaborative partner. The author, an aerospace engineer and former military officer, argues that a self-defined framework is essential for navigating life’s transitions, making consistent decisions, and resisting external social pressures.

At some point in life, you will face a moment that shakes you to your core. Perhaps it's a betrayal that shatters trust, or a crossroads where every path forward seems impossibly unclear. In these moments, you reach for something to guide you—advice from others, or wisdom from books. But nothing quite fits. The guidance feels too generic and doesn't fit you, and you're left with a gnawing sense that what you really need is your own answer, drawn from the depths of your ...