What if you aren't as in control of your actions as you think you are? What if your subconscious is driving your decisions without your approval? Is there a way to "hack" your brain to perform better, live healthier, and break your bad habits? We all can think of things about ourselves we'd like to change, but as neuroscientists are coming to realize, changing our behaviors isn't as straightforward as you might think. Many of our everyday decisions...

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.