Oprah offers her profound and inspiring words of wisdom in What I Know For Sure, a beautiful book packed with insight and revelation. These essays offer a rare and powerful glimpse into the mind of one of the world's most extraordinary women.

"Have you ever wondered 'Why did I do that?' or 'Why can't I just control my behavior?' Others may judge our reactions and think, 'What's wrong with that person?' When questioning our emotions, it's easy to place the blame on ourselves, holding ourselves and those around us to an impossible standard. It's time we started asking a different question. Through deeply personal conversations, Oprah Winfrey and ... brain and trauma expert Dr. Bruce Perry...