The details of which candidate said what during a single televised debate in October 1960 could have given the electoral victory to Nixon instead of … - Jared Diamond

People often ask, "What is the single most important environmental/population problem facing the world today?" A flip answer would be, "The single most important problem is our misguided focus on identifying the single most important problem!"

Religious values tend to be especially deeply held and hence frequent cause of disastrous behaviour. [...] The modern world provides us with abundant secular examples of admirable values to which we cling under conditions where those values no longer make sense [...] It appears to me that much of the rigid opposition to environmental concerns in the First World nowadays involves values acquired early in life and never again reexamined [...].

Put another way, the chimpanzees' closest relative is not the gorilla but humans.