Number Our Days

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Psalm 90:10-12 "Our days may come to seventy years, or eighty, if our strength endures; yet the best of them are but trouble and sorrow, for they quickly pass, and we fly away. If only we knew the power of your anger! Your wrath is as great as the fear that is your due. Teach us to number our days, that we may gain a heart of wisdom."

Think

"Our days may come to seventy years, or eighty, if our strength endures." That's the range. Seventy to eighty. Some more, some less, but that's the average window you get. Moses puts a number on what James called a mist. And when you see the number, it's sobering. Even if you get eighty years, you've spent a third of them sleeping. Another significant portion working, commuting, eating, waiting. The actual moments of conscious, intentional, meaningful living are fewer than you think.

"Yet the best of them are but trouble and sorrow." The best. Not the worst. The best of your years contain trouble and sorrow. Moses isn't being pessimistic. He's being realistic. Even the good years include pain, loss, disappointment, and difficulty. The question isn't whether trouble will come. It's what you do with the years that contain it.

"For they quickly pass, and we fly away." Quickly. That word hits harder with every decade. At twenty, life feels endless. At forty, you wonder where it went. At sixty, you understand Moses. The years don't crawl. They fly. And then you fly away. Gone. The speed of life is the one thing nobody adequately prepares for. Nobody at the end of their life says, "It felt longer than I expected." It always feels shorter. Always faster. Always more fleeting than you imagined when you were young and immortal.

"Teach us to number our days." This is the prayer. Moses doesn't ask for more days or easier days. He asks God to teach him to number them. Count them. Be aware of their limits. Understand that the supply is finite and every day spent is one fewer remaining.

Numbering your days isn't morbid. It's the beginning of wisdom. Because when you know the supply is limited, you spend differently. You prioritize differently. You love differently. You stop wasting days on things that don't matter because you realize how few days you have for the things that do. Numbering your days forces you to make choices that drifting never requires. It puts a weight on every hour that casual living never feels. And that weight isn't a burden. It's a gift. Because it's the weight of meaning.

"That we may gain a heart of wisdom." There it is. The connection between numbering and wisdom. Wisdom comes from limitation. When you understand that your time is finite, you stop treating it as infinite. You make choices instead of drifting. You invest instead of spending. You focus instead of scattering. A heart of wisdom is a heart that understands the math. The days are numbered. Make them count.

Consider the difference between someone who thinks they have unlimited time and someone who knows they don't. The person with unlimited time wastes it freely. Scrolls for hours. Puts off important conversations. Delays obedience. Assumes there's always tomorrow for the things that matter. The person who has numbered their days operates differently. They know that every hour spent on something meaningless is an hour they can't spend on something eternal. They live with urgency, not anxiety. There's a difference. Anxiety comes from fear. Urgency comes from awareness.

Moses is asking God for that awareness. Not just for himself but for the community. "Teach us." Plural. Because a community that numbers its days together lives differently than a community that assumes it has forever. A church that understands brevity preaches with urgency, serves with intentionality, and loves without delay. A family that numbers its days stops postponing reconciliation and starts pursuing it now.

Paul understood this. In Ephesians 5:15-16 he wrote, "Be very careful, then, how you live, not as unwise but as wise, making the most of every opportunity." Making the most. Not wasting. Not drifting. Not assuming more time will come. Making the most of what you have right now, because right now is the only thing guaranteed.

Think about it practically. If you're forty years old and you live to be eighty, you have roughly 14,600 days left. That sounds like a lot until you realize you'll sleep through about 5,000 of them. You'll work through another 4,000. By the time you subtract the routine and the necessary, you're left with a much smaller number of truly discretionary days. Days where you choose what matters. Days where you decide who gets your attention, your energy, your love. Those are the days Moses is talking about. Number them. Because they're the ones that define your legacy.

The prayer of Psalm 90:12 is one of the most practical prayers in all of Scripture. It doesn't ask for health, wealth, or comfort. It asks for math. Teach me to count. Teach me to add up the days and realize the total is smaller than I thought. Teach me to subtract the days already spent and face the remainder with honesty. That's wisdom. Not information. Awareness. The awareness that your days have a number, and you don't get to pick it.

Apply

Choose one thing in your life that has been consuming your time without producing anything meaningful. This week, reclaim that time. Invest it in something that will matter in your final decade as much as it does today.

Pray

God, teach me to number my days. I have lived as if I had unlimited time. I don't. My years are passing quickly and I cannot slow them down. Give me a heart of wisdom. Help me spend what remains on what lasts rather than what fades. In Jesus' name. Amen.