The libertarian philosophy is embedded in Enlightenment liberalism. This is clearly seen in its commitment to free inquiry (reason) and free speech, the full realization of which, I argue, requires complete respect for individual rights, including property rights. Unfortunately we live at a time when those values are increasingly under assault from from a variety intellectuals and activists despite political and cultural differences among themselves. We hear prominent people ask--and it's really an assertion disguised as a question--whether free inquiry and free speech are really all they...