According to materialistic science, any memory requires a material substrate, such as the neuronal network in the brain or the DNA molecules of the genes. ↗
People repeat behaviour that leads to flooding their brains with pleasurable chemicals. The short-term reward loop acts over hours to years, and the long-term reproductive success loop over generations. ↗
Attention is the way social primates measure status. It is highly rewarding because it causes the release of brain chemicals such as dopamine and endorphins. ↗
Writing a song is much like being an author. Yes, we all have tools to write (everyone has a brain I hope!), but that doesn't all of a sudden make us best selling authors. ↗