A partial list pf animals that engage in homosexuality:
American Bison - including anal penetration
Elephants - male elephants sometimes form long term homosexual relationships
Penguins - form long term lesbian relationships
Lions
Dolphins
Brown bear
Killer whales
Bonobo chimps
Show him this list and ask him if he still thinks homosexuality is not natural.
American Bison - including anal penetration
Elephants - male elephants sometimes form long term homosexual relationships
Penguins - form long term lesbian relationships
Lions
Dolphins
Brown bear
Killer whales
Bonobo chimps
Show him this list and ask him if he still thinks homosexuality is not natural.
You'd believe if you just opened your heart" is a terrible argument for religion. It's basically saying, "If you bias yourself enough, you can convince yourself that this is true." If religion were true, people wouldn't need faith to believe it -- it would be supported by good evidence.