Kassen Qian

Users constitute an essential source of information, up to and including their interactions with prototypes and as paying customers.

One of our operating principles is “really, really care.” It’s craftsmanship and a huge amount of dedication to getting all of the details right.

There is just the feeling that it should all be exceptional. We should push for an extreme quality bar on all of the fronts.

Basic structures cannot be composed into larger structures unless they themselves are internally consistent, and so the creation of software, just like any artifact of language, is naturally incremental.Software is a very verbose, very precise incantation of how an information system ought to behave.

You’re an engineer: companies want PMs who can roll with engineers, speak the same language, grasp the technical concepts (and problems and opportunities) quickly, and by so doing gain the respect and trust of the people actually moving bits around. The best PMs are culturally engineers

The Build It stage ends when management and the squad jointly believe that this product fulfills the basic narrative and is good enough to start releasing to real users.

Problem 2: The need for a central source of truth - A change in plans (whether it was a priority or a launch date) was impossible to coordinate across all of these documents.

The PR/FAQ process merely increases the odds that your product would succeed; it doesn’t guarantee it.