For me the comparison of gene and meme blew me away. In short: There are not one but two things in you yearning/working to be reproduced: your genes (not body)

For me the comparison of gene and meme blew me away. In short: There are not one but two things in you yearning/working to be reproduced: your genes (not body) and your memes/meme complexes. Thosr memes that are not good at getting reproduced die out, just like for genes. The book is now around 40 years old but still stunning in its insightfulness.