“Westerners have watches. Africans have time.” So said Os Guinness, quoting an African proverb in his book Impossible People. That caused me to ponder the times I have responded to a request with, “I don’t have time.” I thought about the tyranny of the urgent and how schedules and deadlines dominate my life.

Moses prayed in Psalm 90, “Teach us to number our days, that we may gain a heart of wisdom” (v. 12). And Paul wrote, “Be very careful, then, how you live … making the most of every opportunity, because the days are evil” (Ephesians 5:16).

I suspect that Paul and…