It’s a beautiful, sunny day and you’re taking a stroll. A group of girls approaches. As they pass you, they burst into a fit of giggles.
“They’re laughing at me” is your immediate thought, as grey clouds descend in your mind.
You’re having a meal at your favourite restaurant. You look up mid-mouthful and catch the eye of a fellow diner who’s frowning.
The food instantly turns bitter in your mouth, preceded by the thought: “He thinks I shouldn’t be eating this because I’m fat”.