This document outlines many qualities that make a good tester, including strong analytical and critical thinking skills, attention to detail, effective communication skills, adaptability, creativity in test design, ongoing learning, and a passion for quality. It discusses testers needing intelligence, curiosity, problem-solving abilities, and technical expertise as well as virtues like courage, persistence, and empathy. The document is meant to start a discussion on defining what makes a good tester and get feedback to improve the model.