This wasn't amusing, interesting, or useful the last time you posted this exact comment, and yet again, no reader here believes you're laughing as you type.

"lol" and laughing-while-crying emojis are universally used to project happiness and confidence when the exact opposite is true. You can't stop yourself from doing it because the main reason you engage in conversation is not to learn anything, but to convince yourself of your own superiority--which indicates low self-esteem as well as a set of beliefs that have been formed solely from sources that never challenge your viewpoint.