The idea to write this book was conceived out of curiosity by exploring rational and analytical approach to find facts and rational answers to fundamental questions about universe, human nature, human psychology and existence. The book starts with curiosity and uses a methodology grounded in rationality to explore physical aspect of universe, physical, psychological and social aspect of human beings. It further explores the role of perceptions and imagination in human life and it explains how maintaining physical, psychological, social and environmental health can improve quality of life. While religion and spirituality have offered traditional answers to life's most important questions, a rational approach grounded in the facts of our existence can provide a more concrete foundation for optimal living. This book "Philosophy of Life - Connecting Dots" can show you how to use this rationality to accomplish the ultimate goals of life and live with tranquility, happiness and satisfaction.