The most important life lesson you will learn today

Today in adorable children learning important life lessons, meet four-year-old Cadence.

Cadence is sad because she has just learned the hard way that once you delete an image from a digital camera, it is really, really gone, after accidentally removing a photo of her Uncle Dave.

Let's hope this lesson in the ephemeral nature of modern technology serves her well, and she grows up to be the kind of person who backs up their hard drive but also understands that you can retrieve some images from Snapchat.

H/T 22 words.