They can be daily reminders to oneself or reflections of the past. Just like photographs, there's always a unique story to be told with each piece of art that you see whether you like it visually or not, like this one...
For me, I'm most interested in the process behind the art first, which then makes me understand what makes this piece beautiful, visually.
Top line down:
Believe in yourself.
Love yourself.
Never change.