Okay, let me tell you guys. I didn’t know this until last week. There’s a thing called a boot box for your long boots. You put your long boots in them instead of them draping all over the floor of your closet, and then you put a bump on the shelf.

Well, the purchase that has influenced me over the last six months is the Apple pencil. I do so much of my artwork by hand and now there is a device that draws and feels like a real pencil that I can use electronically. It’s changed the way I work.

That’s a really hard question for me because I don’t buy a lot of stuff. I’m a total snob when it comes to the stuff I own. And the reason for that is because I travel incessantly. And when I travel, I just have one bag, and I have to take it. So, everything I own has to do like double duty. ... So, I can’t think of something really easy that comes to mind under $100.00 that I could just name. Ice Breaker Underwear.

As a child, it was a yo-yo because I never could master the yo-yo, and it would drive me crazy. And the fact that I couldn’t master it drove me crazy.

The challenge of a big, over-arching vision is that it's hard to know where to start. And your biggest opportunity will change from year to year. Technology changes. Competition changes. You change. My advice: Just start. Find a single unmet need that nudges the world closer to where you believe it's going. And if you hit a dead end, pivot.

Obvious I give out my own books fairly often: The Startup View , The Alliance . Recently I’ve been giving out another book of friend of mine, Joshua Cooper Ramos, The Seventh Sense .

Well, that all comes from your network. And so even today with, well over 300 million people on LinkedIn, most people have yet to learn how to use their network, in order to ally with their network, in order to find the right economic opportunities. And that’s one of the things that I’m still working on.

Our culture lionizes entrepreneurs who navigate daring switchbacks in their career. Steve Jobs was admired not just for Apple, but also his detour to found Pixar. Elon Musk is revered for helming Tesla AND SpaceX. But don't be distracted by other people's winding paths. I believe you should celebrate your single-mindedness, and stick to your own overarching idea — for as long as it holds your own fascination. In my experience, that could last your entire career.