Marriage can fail in many ways - financial stress, parenting problems, interference from an outside party, conflict in core values, lack of trust, and so on. A breakdown in any of these areas can ruin a family.

Entropy is the natural tendency of things to lose order and become less organized. Left to itself, it will always become less structured. Weeds overtake gardens. People age. Sandcastles erode or get washed away.

When we consider the human body, the atoms that make up your body could be arranged in nearly any combination and lead to no form of life.

This insight - that disorder naturally increases over time but that we can use our effort to create useful types of order that can counteract the pull of entropy - reveals the core purpose of life.

Murphy's Law states that if anything can go wrong, it will go wrong.

You have a combination of talents, skills, and interests that are unique to you. But you live in a larger society that may not consider your abilities.