The speaker imagines flipping through a spread of old photos, each one a frozen moment of something that mattered enough to be kept. Instead of telling a story about any single picture, the poem steps back and asks what the whole pile adds up to. Its answer is that the photos can mean "one of two things": how much you've lost, or how much you've grown.
The tone is quiet and reflective. There's a little ache in the idea of loss, but the poem doesn't linger there. The short, plain lines feel like someone thinking out loud, and the final line, "Life is all about perspective," lands as a calm conclusion rather than a big dramatic statement. The speaker seems to believe the choice is ours. The photos stay the same, but what we feel when we look at them depends on how we decide to see our own past. The mood is gentle, thoughtful, and quietly hopeful.