In 1997, Eberhard asked Amazon’s investment for an eBook prototype. Amazon learned from iTunes and iPad and created Kindle. The reason why amazon succeeds lies in huge negotiating leverage, user acquisition channel and great user experiences.

A growth team is a team with the responsibility to measure and improve the flow of users. There are three mandatory skills of a growth leader: building growth models, developing experimentation models and creating customer acquisition channels.

Guiding Principles

Stress and rest equal growth; a reasonable allocation of stress and rest can lead to efficient and sustained growth. The rest of knowledge workers is used to restore willpower and attention. Short-term rest methods: timely outdoor walks; returning to nature; gathering with friends; taking short naps. Long-term rest: learning to meditate; ensuring sufficient sleep. Eliminate distractions that consume attention.