Word of mouth is the primary factor behind 20 percent to 50 percent of all purchasing decisions.

- Jonah Berger

Virality isn't luck. It's not magic. And it's not random. There's a science behind why people talk and share. A recipe. A formula, even.

- Jonah Berger

Marketing is about spreading the love.

- Jonah Berger

Connecting with others is rewarding; it makes us feel like we're not alone in the world.

- Jonah Berger

Virality isn’t born, it’s made.

- Jonah Berger

People don't think in terms of information. They think in terms of narratives. But while people focus on the story itself, information comes along fo…

- Jonah Berger

If something is built to show, it's build to grow.

- Jonah Berger

Top of mind means tip of tongue.

- Jonah Berger

Going viral isn’t random, magic, or luck. It’s a science.

- Jonah Berger