I would still say that it's arrogant, not to mention ignorant, to assume that because other life-forms don't build houses and have technology and shit that they aren't sapient, just in a manner we don't understand. And I would NEVER refer to human society as a "civilization". Also you misspelled 'civilization'.
Actually studies have shown that the human brain isn't fully finished development until around age 25-26 on average.Hafnium said:Long answer: The brain isn't anywhere near "done" at five years of age, I think it's about fully functional around 18-20 years. Kids have smaller heads, you know.![]()