They inject microchips to control you, you will believe in Space Lasers, you will think Trump knows what he is talking about, you will send money to Trump for no reason. . . . .
You are correct that most of the time the mouse will run away as fast as it can. But failing to take sensible precautions in this case can have serious consequences. Its your life do as you please.
I used to work in a hardware store. Every so often we would get someone who wanted to ‘catch and release’ the mice plaguing their house. We sold ‘humane traps’. I would always advise people to wear heavy gloves when using such things. I would tell the people, that when they release the mouse if they are bitten because the mouse is panicked, they are going to go to the hospital for some really unpleasant Rabies Shots.
If you look deep enough into the abyss, the abyss looks back.