The contemporary interpretation of karma has paved the way for positive psychology, a field dedicated to investigating the advantages of optimistic thinking and improving the quality of life. It is defined by Martin Seligman and Mihaly Csikszentmihalyi as the study of positive human functioning and flourishing on multiple levels, including personal and cultural dimensions of life. It offers evidence-based interventions to boost well-being and enhance life satisfaction by exploring concepts like flow, gratitude, resilience, and hope. It provides tools to lead more fulfilling lives and for societies to foster more thriving citizens.

The Minnesota Nun Study is a longitudinal study of Catholic sisters belonging to the School Sisters of Notre Dame congregation. The study delves into the life trajectories of these nuns, revealing that complexity, fluency, and imagination in youth protect against later cognitive impairments like Alzheimer's. Positive thought processes, a sense of dignity, and forward-looking anticipation foster well-being and healing and can contribute to longevity. Traits like faith, love, and courage catalyze enduring enthusiasm, generosity, and cooperation. Even in broken relationships or loss, one can find transcendence and closure through emotional healing.

In today's rapidly evolving society, psychological well-being is closely linked to personal growth and expanding possibilities. While happiness serves as a motivator for striving toward a brighter future, the mere act of feigning happiness proves ineffective. Deceiving our employers, friends, or partners might be possible, but deceiving our own minds remains an impossible challenge. 

The principles of positive psychology extend to communities as well. Physical proximity, touch, and embracing signify group unity, cohesion, and mutual trust.