Josh Kopelman quotes:

When I started half.com, our three biggest competitors were Borders, Tower Records and Blockbuster Video.

You know you've built a product that can hit the mainstream when your wife, your father, and your mother-in-law can get involved.

I don't think Philadelphia's challenge is in coming up with great ideas or having great founders. I think the real challenge is keeping them here.

There's one thing I've learned about entrepreneurs' business plans. Every one is wrong.

First Round has an opportunity: to create an entirely new kind of online publication, built for technology entrepreneurs, where they can learn how to build better companies.

Markets really matter. Because the bigger the market, the more targets there are for the missile to hit.

The online shopping paradigm is finally changing. Indeed, I think we've seen more innovation in the last 10 months than in the last 10 years. We've seen an explosion of interesting technologies and opportunities that seek to change online shopping.

I don't like to solve new needs, I like to solve existing needs.