Hoarders can get piles of money,

That is true, hackers, that is true.

But they cannot help their neighbors;

That's not good, hackers, that's not good.

Join us now and share the software;

You'll be free, hackers, you'll be free.

-- The Free Software Song, as written and sung by rms

https://www.gnu.org/music/free-software-song.en.html