You guys are more talented than anyone in the Tumblr office or in Palo Alto or Sunnyvale. We're constantly in awe, constantly in service.

- David Karp

Good products are built by people who want to use it themselves

- David Karp

Entrepreneur is someone who has a vision for something and a want to create.

- David Karp

We're not motivated by money. We are into this thing that we're building.

- David Karp

There are a lot of rich people in the world. There are very few people who have the privilege of getting to invent things that billions of people use.

- David Karp

Every feature has some maintenance cost, and having fewer features lets us focus on the ones we care about and make sure they work very well.

- David Karp

Tumblr gets better faster with more resources to draw from.

- David Karp

The biggest lesson has been the importance of constantly repeating the mission. It means bringing the team together every week to talk about all of o…

- David Karp

We've tried to keep as cheap and lean an operation as possible.

- David Karp