Is it only when you are with friends that you can make fun of their shortcomings?

If you want to make fun of your own shortcomings, you'd better not do it to unfamiliar people, which will cause unnecessary trouble and even physical injury. Friends play jokes on each other and try not to bring out their shortcomings. After all, everyone likes to listen to good things. It takes time, place and object to make jokes. Try not to make jokes about each other's shortcomings.