Wearable devices are here to stay, and they'll only get more sophisticated and effective as they evolve. Until now, most of us have made our health and fitness decisions based on what we think we know about ourselves. Advancements in technology - wearables and otherwise - will eventually take much of the guess work out of healthy living.

It's through curiosity and looking at opportunities in new ways that we've always mapped our path at Dell. There's always an opportunity to make a difference.

Twenty years and $40 billion. They seem like good round numbers.

I had to give it a full go and see what happened.

Anything that can be measured can be improved

Ideas are commodity. Execution of them is not.

It's exciting to see how fast your kids learn and grow. I'm not too worried about them, particularly the ones who like to break rules and don't follow instructions; those are the ones that will do just fine because they know what's important to them.