This, in the end, is the prime purpose of a philosophy: to give us lucid ways to think about the world and how to live in it.

When my father-in-law, Jan Vuijst, a Dutch Reformed minister, was on his deathbed, I had a deeply intimate conversation with him - as it turned out, my last conversation with him. He said to me, 'It was a privilege to have lived.' The soulful gratitude of that simple statement will never leave me.