On oppressive heat

I was trying to write an essay yesterday but the heatwave melted my brain to mush. I am not talking about the London-style heatwave of 22 degrees C (71 F), with signs and announcements on the Tube (subway) warning you to always carry a bottle of water with you because of the heat. No, I am talking about an actual heatwave of 38C/100F, which is taxing ev…