But even if you’ve got the tech, then you still have to time it right. The world has to be ready to want it. Customers need to see that your product solves a real problem they have today—not one that they may have in some distant future.

When you’re in your thirties and forties, the window begins to close for most people. Your decisions can no longer be entirely your own. That’s okay, too—great even—but it’s different. The people who depend on you will shape and influence your choices. Even if you don’t have a family to support, you’ll still accumulate just a little more each

This book is for anyone who wants to create something new, who is chasing excellence, who doesn’t want to waste their precious time on this precious planet.

I’ll notice people who come with something interesting to share. Something smart. Especially if they keep coming. If they sent me something cool last week and something cool this week and they keep bringing fascinating news or tech or ideas and they’re persistent, then I’ll start to recognize them. I’ll start to remember them, and respond.

A great analogy allows a customer to instantly grasp a difficult feature and then describe that feature to others. That’s why “1,000 songs in your pocket” was so powerful. ... it let people visualize this intangible thing—all the music they loved all together in one place, easy to find, easy to hold—and gave them a way to tell their friends and

Students seek out the best professors on the best projects when getting their master’s or PhD, but when they look for jobs, they focus on money, perks, and titles. However, the only thing that can make a job truly amazing or a complete waste of time is the people. Focus on understanding your field and use that knowledge to create connections with

But if you can, try to get into a small company. The sweet spot is a business of 30–100 people building something worth building, with a few rock stars you can learn from even if you aren’t working with them every day.

Bill Gurley, the incredibly smart, wry, contrarian Silicon Valley VC and Texan deal maker, puts it this way: “I can’t make you the smartest or the brightest, but it’s doable to be the most knowledgeable. It’s possible to gather more information than somebody else.” And if you’re going to devote that much time to gathering information, then learn

A good mentor won’t hand you the answers, but they will try to help you see your problem from a new perspective. They’ll loan you some of their hard-fought advice so you can discover your own solution.