The best time to start a business was yesterday. The second best time is today. Stop planning. Start doing.
Validation before building. Get someone to pay you before you build the product.
Every billion-dollar company looked like a terrible idea at the beginning. That's the point.
We built Spark because we were frustrated users ourselves. The best companies come from people solving their own problems.
We spent three years building the rendering engine before we had a product. Most startups would have died. But we knew if we got the foundation right, everything else would follow.
I dropped out of college at 20 with a Thiel Fellowship and no idea what to build. It took pivoting from drones to flight search to design tools before we found it.
We started by making yearbooks in Perth, Australia. Not exactly the typical Silicon Valley origin story. But the lesson was the same — make complex things simple and people will love you for it.
I personally emailed the first 5,000 users and gave them my phone number. Some of them actually called. That's how you learn what people want.