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.
Guiding principles for developing Go libraries: code quality, documentation, testing, API design, and what it takes to build high-quality open-source packages.
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.