In light of the prevailing trend of relationship failures and declining family values worldwide, today's society has become increasingly chaotic, with peace seeming distant and improbable. However, this hasn't always been the case. Throughout human history, relationships and ethical commitments, such as marriage, have symbolized the richness of human culture and resilience."Adult School" presents a thesis grounded in scientific assessment, aiming to empower adults with education that is often lacking in today's world. This book seeks to serve as a guide for adults, offering insights into the universality of family values within relationships and assisting in the cultivation of compassion, love, and care in their own lives and those of others.