Adam D'Angelo Quotes

Frankly, the hardest pieces of feedback we got in the U.S. was, 'I would love if more of our friends were on Path. It's hard to get them to join.'

Hotmail went from zero to 12 million users with zero marketing steps. Not a penny was spent on sales and marketing, which was astounding. It showed us the power of the network effect.

Everybody I meet who uses 'WhatsApp', I ask them a question: 'How did you hear about it?' And they say, 'My friends, my sister or my brother, somebody I know hounded me to install WhatsApp.' We think there is more power to the network when it grows organically.

As long as our user base continues to grow, at some point it will have critical mass, and at some point it will tip, and at some point, people will just have to use WhatsApp because their friends are using WhatsApp.

Facebook is inherently viral. There are lots of sites that include a contact importer, and for lots of them it doesn't really make sense. For Facebook it fits so well. It wasn't until a few years in that we started building some tools that made it easier to import friends to the site. That was a huge thing that spiked growth.

All of WhatsApp's growth has come from happy customers encouraging their friends to try the service.

When I signed up for Google Plus, it recommended 500 people for me to invite. You know, and once I invited those 500 people I got another 500 people. So it has a huge install base that it can start from.

WhatsApp's extremely high user engagement and rapid growth are driven by the simple, powerful and instantaneous messaging capabilities we provide.

You can build a filter app get people really excited, but the way to keep them is to provide long-term value. Long-term value is, in fact, being its own network.

As long as we continue to bring in more traffic, I'm much more concerned with building a good user experience and developing tools that will help grow the Imgur community of users.

Our growth relies solely on our users suggesting to their friends to download and use Telegram.

I remember, when we were starting Tinder, we were like, 'We're going to be the next Instagram!' I remember sending my parents emails being like, 'We got 300 members!'

Companies in Silicon Valley invest a lot in understanding their users and what drives user engagement.

Our management team strongly believes that the key opportunity of our business does not only come from just the increase in terms of number of users but also how we continue to enhance the value of our platform for our users.

The power of Facebook is not only in the vast size of the connected audience, but also in the quality of the social ties and interactions that occur within the network. The Facebook social graph fuels our mantra 'Try it for free', 'Share it if you like it', 'Buy it if you love it.'

It's fantastic to be known as a company that responds quickly to users, shares great resources and friendly banter with them over Twitter, and forges relationships on Pinterest, Facebook, and every other social media site out there.

While I know that Twitter is doing just fine with or without my 140-character contributions, I also know that people are fickle, and when using something becomes too annoying, they stop.

Remember all of the 'me too' social networks built just to have a social feature Facebook and MySpace didn't have? I built one for political discussion called Essembly. It enabled unique and potentially transformative social interactions, but only 20,000 people ever used it.

Google+ will never have a user base to rival Facebook's. It just won't. Not even if you include the 'users' who create accounts so that they can use other Google services.

One thing matters more than anything else for a dating product, and that is the quantity and quality of the people who use the product. It's really freaking hard to get critical mass.

Highlight just hasn't proven to be very addictive to either me or my friends. We talk about it often. I keep running it.

It's definitely going to be harder than it sounds to acquire millions of users in the U.S. It's going to be a lot of work, and you can't make light of that.

If you are going truly viral, you don't need press. I mean, MySpace grew for a very long time without any press.

Bebo has an opportunity to prove its products and services. Bebo plays in a very competitive space; it has big market share in specific countries. An AIM profile vs. a Bebo profile are very different experiences.

Facebook can be an accumulation of different intelligences.