Science will explain how but not why. It talks about what is, not what ought to be. Science is descriptive, not prescriptive; it can tell us about causes but it cannot tell us about purposes. Indeed, science disavows purposes.

We need to rediscover the idea of the common good and work together to build a home.

Focus on the mind and the soul. Read. Study. Enrol in a course of lectures. Pray. Become a member of a religious congregation. Study the Bible or other ancient works of wisdom.

The world we build tomorrow is born in the stories we tell our children today. Politics moves the pieces. Education changes the game.

Just as the natural environment depends on biodiversity, so the human environment depends on cultural diversity, because no one civilization encompasses all the spiritual, ethical and artistic expressions of mankind.

Giving is what makes a nation great.

Parenthood involves massive sacrifice: money, attention, time and emotional energy.