Your life is just a blink of the universe

“Your life is just a blink of the universe and then you’re gone. But right now, in this exact moment, you’re alive. So get up, step out, and enjoy your universe.”

The Mind Map Journal

The meaning of the quote

Compress the 13.8-billion-year history of the universe into a single calendar year and our time gets reduced to a blink. Astronomer Carl Sagan built the Cosmic Calendar, to make time easier to hold in your head. On that scale, the Big Bang happens at midnight on January 1st, dinosaurs walk the earth on December 25th, and every human who has ever lived, from the first cave paintings to your last birthday, fits inside the final seconds before midnight on December 31st.

A full lifetime, even a long one, barely shows up on that clock. This quote opens with that same problem of scale. Measure your life against the size of the universe and the number gets extremely small.

The Roman philosopher Seneca made a related point almost 2000 years ago, in an essay he wrote around 49 CE called On the Shortness of Life. Life isn’t short, he wrote. People make it short by spending most of it on things that don’t count, and only notice how little is left once most of it is gone. Sagan measures the size of your life against the universe. Seneca measures it against how you spend your hours. Both have the same warning. Time is the one thing you can’t get back once it’s spent. Keep track of where it goes.

That’s what makes the second half of this quote worth sitting with. Because your life is only a flicker against that kind of scale, the hour in front of you matters more than it feels like it does. It matters today, this exact hour.

Researchers tested something close to this in a 2012 study. People who watched footage of whales, waterfalls and space missions, and felt awe because of it, reported feeling like they had more available time than people who just felt happy, and they made calmer, more patient decisions as a result. Zooming out on how small and short your life actually is does something similar. It clears out the noise and leaves room for the parts of your day that make you feel alive.

Put it to a small test. Tomorrow morning, before you check your phone, write down the one thing you’ll do that makes you feel alive. Maybe that’s a run before work, a call to a friend you’ve been meaning to reach, or 20 minutes on the personal project you keep putting off. Then do that one thing first, before the inbox and the to-do list get their hands on your morning.

You can’t change the universe, but what you do the next hour, you can, you do, you matter.