Politicians lie to you because they know they can do it and you'll keep trusting them, legitimising them, and following their orders.
There are no external downsides to lying as a politician. Only internal.
How did Ozan Kabak, a loan centre-back who made 13 appearances for us, manage to get a chant, while Fabinho, the best defensive midfielder in the world whose into his fourth season with us still doesn't have one?