One of the things we urge Y-Combinator companies to do is to have profitability in grasp. If you need to get profitable before your A round of money, you ought to be able to do that.

The point of an accelerator is to teach you about companies and business, not about technology.

Generally, you want to raise capital either when you have to or when it's really easy. If the company desperately needs money, and they can't figure out any other way, then they need to raise money. Or if someone's offering you easy money on good terms, you should take it because you can use it for good things.

Tech companies tend to do tech best.

I think you can say a lot of evil behavior by companies is short-term optimization.

Don't let yourself make excuses for not doing the things you want to do.