Launch as Quickly as Possible

Y Combinator founder says the key to success is internal conviction. Launch as quickly as possible and don't worry about what haters say, he says. Y Combinator helps hard tech companies get better at something 10% each week in early days. If you can have this product cycle, whatever you're building, it's 10% better every week,. You do that for three or four years and then you're like a really big company.