Not all things need consent. You don't need the consent of someone violating other people's rights to punish them. You don't need the consent of 100% of the cit

Not all things need consent. You don't need the consent of someone violating other people's rights to punish them. You don't need the consent of 100% of the citizenry to make a decision on how to expend public funds. You do need someone's consent to take private income from them. Income taxation is wrong for that reason.