I remember my first friend who got sick. It was 1981, and the disease was called the gay cancer. I don't think the word 'AIDS' came out until '84. I just remember it being terrifying as more people got sick. We didn't know how you could catch it, you heard all kinds of crazy things.
Our meaning is to make our little planet Earth a better place to live, to stop wars, disarm nuclear missiles, to stop diseases, AIDS, plague, cancer and to stop pollution.