The wisest investment you can make is to invest in your own continuous learning and development. Learning by studying and learning by doing—book smarts and street smarts—are the two essential pistons of the engine of learning. On the path to a goal you will be off-course most of the time. Which means the only way to reach a goal is through constant and continuous course correction. Most of your life—99.99 percent—is made up of things you do an automatic pilot. Which means it’s essential that you take charge of your automatic pilot’s training.