What analogy can be made considering the message of the son...

Read carefully the following fragment, then answer the question

Ebony and ivory

Ebony and ivory

Live together in perfect harmony

Side by side on my piano keyboard

Oh Lord, why don't we?

We all know that people are the same where ever you go

There is good and bad in everyone

And we learn to live, we learn to give each other

What we need to survive together alive

[...]

Ebony and ivory - song by Paul McCartney, 1982.