Freedom is the Only Requirement for Enlightenment

Nothing is required for this enlightenment, however, except freedom; and the freedom in question is the least harmful of all, namely, the freedom to use reason publicly in all matters. But on all sides I hear: "Do not argue!" The officer says, "Do not argue, drill!" The tax man says, "Do not argue, pay!" The pastor says, "Do not argue, believe!" (Only one ruler in the World says, "Argue as much as you want and about what you want, but obey!") In this we have examples of pervasive restrictions...