This document discusses the concept of resilience. It defines resilience as the ability to successfully adapt to challenges and difficulties, and bounce back from hardship. The document outlines four waves of resilience science research, from studying risk factors to understanding protective factors that promote resilience. Some key protective factors discussed include flexibility, problem-solving skills, finding meaning, social support, cultivating positive emotions, self-awareness, and physical well-being. The document advocates that resilience is not a trait but can be developed through strengthening these adaptive capacities. It encourages readers to reflect on individuals they know who have demonstrated resilience and ways to enhance their own resilience.