You shouldn't go outside if you're sick.
Misty has been looking forward to going to a friend's party all week, but now that it's Saturday, she's got a cough and a slight fever.
Misty wants to see her friends and talk to them.
Misty calls her friend, and they set up a Skype session so Misty can see her friends while staying home.
Ignoring her symptoms, Misty goes to the party and chats with all of her friends, giving hugs and kisses.
Two days later, Misty tests positive for coronavirus, and stays home until given clearance by her doctor.
One week later, Misty and several of her friends are testing positive for the coronavirus, two end up in hospital.