If you're not familiar with Derek, which wouldn't be hard to believe as he's not a big self-promoter, you owe yourself to go read the essays on his website. At worse, you'll grab great little nuggets of wisdom.
He's also very kind and approachable. A great example of a real "rich" person in this world.
He's also very kind and approachable. A great example of a real "rich" person in this world.