By means of the miracle that is air conditioning.
I like to use the more traditional "woolly jumper" - because I care about planet earth and like to reduce my carbon footprint where ever I can.
Do you know the carbon footprint of your average sheep?
Actually, that consideration was the underlying point of my comment that made it humourous enough for me to bother saying it.
Haha. I keep forgetting you're not a complete idiot.
Not sure if I'm....feeling warm, fuzzy, and gratified. or..offended.