This document discusses lessons learned from a failed attempt to improve testing capabilities at a company. It describes challenges faced by testers who felt unsupported and not listened to. The culture was identified as a key issue, with testers afraid to speak up or question things. Several assumptions were made, including about roles, abilities, and how the culture was affecting things. It's noted that culture can kill curiosity, and lists some factors that do so. The document concludes with other lessons learned, like reviewing goals regularly, recognizing you can't change culture alone, having a backbone, and being persistent.