You.

• Be likeable - https://news.ycombinator.com/item?id=16883882
• Don't be a hero - https://al3x.net/posts/2010/01/09/dont-be-a-hero.html

Maybes

• On how to build an engineering culture - http://firstround.com/review/why-firing-brilliant-assholes-is-required-to-build-a-great-engineering-culture/