The quality of one's vitality is proportionate to the depth of one's philosophical well, from which to draw the refreshment necessary to continue life with disciplined optimism, determination, and a sense of adventure.

Happiness

• Atheist | Epicurus and the atheist’s guide to happiness
• Baha'i | How to Find True Happiness 
• Buddhism | What Is True Happiness?
• Christianity | Christian Happiness? The True Source of Joy
• Confucianism | Confucian philosophy on happiness
• Hinduism | Three Ways to Achieve Enduring Happiness
• Islam | The Idea of Happiness in the Qur’an
• Judaism | The Pursuit of Joy
• Shinto | Shinto, Buddhism and the Japanese belief system
• Sikhism | Sikh Dharma and the Core of Happiness
• Taoism | 4 Ways That Taoism Can Help Us Be Happier
• Zoroastrianism | Happiness and Well Being | A Talk by Khurshed Batliwala (Bawa) for the Parsi Community

Neuroscience

• A Review on the Role of the Neuroscience of Flow States in the Modern World  | "Flow states have been shown to help people reach peak performance, yet this elusive state is not easily attained." - Joshua Gold and Joseph Ciorciari

Neurotheology

• Is The Human Brain Hardwired for God? | “When we look at how the brain works, we see it’s able to very easily engage in religious and spiritual practices, ideas and experiences.” - Dr. Andrew Newberg

Philosophy

• 10 schools of philosophy and why you should know them  | "There are many famous schools of thought that you have probably heard of, but did you hear the truth or just get a caricature of the idea?" Scotty Hendricks
• Best 80 Philosophy Podcasts You Must Follow | "The best philosophy podcasts from thousands of podcasts on the web ranked by traffic, social media, domain authority & freshness." - FeedSpot
• History of Philosophy  | "Peter Adamson, Professor of Philosophy at the LMU in Munich and at King's College London, takes listeners through the history of philosophy, 'without any gaps.' The series looks at the ideas, lives and historical context of the major philosophers as well as the lesser-known figures of the tradition." - History of Philosophy Without any Gaps, Kings College London
• History of Philosophy Without Any Gaps [Podcasts]
• Moral Arguments for the Existence of God | "They are interesting because evaluating their soundness requires attention to practically every important philosophical issue dealt with in metaethics." - The Stanford Encyclopedia of Philosophy
• Philosophy, Science and Religion: Philosophy and Religion | "Philosophy, Science and Religion mark three of the most fundamental modes of thinking about the world and our place in it. Are these modes incompatible?" - Dr. Orestis Palermos, University of Edinburgh
• Study Philosophy  | "Philosophy asks some of the biggest questions that have ever been asked and prepares you for the kind of rigorous thinking and critical analysis used in a wide variety of fields, including law, medicine and graduate school." - USC Dormsife College of Letters, Arts and Sciences

Religion

• Does God Exist? | "This head-to-head debate will reflect on an age-old question which has been considered by philosophers and theologians for millennia: does God exist? Our two speakers (Professor Richard Swinburne & Professor Peter Millican) will discuss the philosophical arguments for and against the existence of God, from moral and logical arguments to those posed by observed phenomena of the universe." - Oxford Union
• Is Belief in God Necessary for Good Values? Global Survey on Religion and Morality | "People’s thoughts on whether belief in God is necessary to be moral vary by economic development, education and age." - Christine Tamir, Aidan Connaghton, and Ariana Monique Salazar, Pew Research Center
• Mapped: The World’s Major Religions | "Here's a look at the religious composition of major religions in every country around the world." - Anshool Deshukh, Pew Research Center
• The Global Religious Landscape | "Worldwide, more than eight-in-ten people identify with a religious group." - Anshool Deshmukh, Pew Research Center
• The God Debate II: Harris vs. Craig  | "The second annual God Debate features atheist neuroscientist Sam Harris and Evangelical Christian apologist William Lane Craig as they debate the topic: "Is Good From God?" - University of Notre Dame

Resources

• American Philosophical Association | "[P]romotes the discipline and profession of philosophy, both within the academy and in the public arena. The APA supports the professional development of philosophers at all levels and works to foster greater understanding and appreciation of the value of philosophical inquiry." - The American Philosophical Association
• Internet Encyclopedia of Philosophy | "[F]ounded in 1995 to provide open access to detailed, scholarly, peer-reviewed information on key topics and philosophers in all areas of philosophy." - The Internet Encyclopedia of Philosophy 
• Lexundria | A Digital Library of Classical Antiquity
• Loeb Classical Library | "The mission of Loeb Classical Library, founded by James Loeb in 1911, has always been to make Classical Greek and Latin literature accessible to the broadest range of readers." - Jeffrey Henderson
• Stanford Encyclopedia of Philosophy | "[O]rganizes scholars from around the world in philosophy and related disciplines to create and maintain an up-to-date reference work." - Edward N. Zalta and Uri Nodelman

Scientists and Belief

• 23 Famous Scientists Who Are Not Atheists - Magis Center
• Scientists and Belief | Pew Research Center  | "[T]he survey shows that scientists are roughly half as likely as the general public to believe in God or a higher power." - David Masci, Senior Researcher, Pew Research Center’s Forum on Religion & Public Life.
• Science vs. God | "Many people perceive the struggle to understand our Universe as a battle between science and God. But this is a false dichotomy." - Marcelo Gleiser

Self-Improvement Courses

• Cornel West | "Distinguished philosopher Cornel West teaches you how to think more deeply, connect more closely, and live a more fruitful and meaningful." - Master Class
• The Science of Happiness | edX | "A free eight-week Science of Happiness course that will offer practical, research-backed tips on living a happy and meaningful life." - The Huffington Post