WHAT NORMAL THING FREAKS YOU OUT?

Reddit asked, “What’s a ‘normal’ thing that secretly freaks you out?” Some of the responses:
– “Sitting down in a chair after someone else, before the chair returns to the ambient temperature. Hate feeling someone else’s body heat through a chair.”
– “Someone blowing out the candles on a birthday cake. Would you eat anything else that someone blew all over?”
– “We entrust our entire lives to a little painted line on the road.”
– “The sound of liquids being poured on tv shows makes me want to scratch off my skin.”
– “Eating shellfish by cracking its bug body into pieces.”
– “We exist on a cosmic speck of dust, hurdling through the cold and empty void of space, circling a giant ball of fire.”
– “How our entire world is ruled by a currency we created.”
– “Being in a place outside of your normal routine and just all of a sudden thinking about how random choices led you there in that moment.”
– “Currently pregnant and freaking the hell out. It lives, moves, and exists inside me and will come tearing its way out. My god I’m terrified.”
– “Knowing if you have a daughter, you carried the egg that will be your grandchild at the same time.”
– “Brushing your teeth is the only time you clean your skeleton.”
* PHONE TOPIC: What normal thing secretly freaks you out?