.
The temperature that human civilization grew up around. Duh.
It's not a tough question to answer. Any non-retard sees the answer immediately, and doesn't ask such a stupid, stupid question.
Can any of you warmer wackos tell me what you believe the ideal temperature is for life on planet earth?
The temperature that human civilization grew up around. Duh.
It's not a tough question to answer. Any non-retard sees the answer immediately, and doesn't ask such a stupid, stupid question.