Christianity cannot erase man's need for pleasure, nor can it eradicate the various sources of pleasure. What it can do, however, and what it has bee… - George H. Smith

A theory of necessary conditions will tend to generate a model of the open society, whereas a theory of necessary and sufficient conditions will tend to generate a model of the closed society. These conflicting models result from the inner logic of ideas. To offer a sketch of what is minimally necessary for a good society is to leave considerable room for diversity, variation, and change. But the available space for individuality will progressively decrease as additional details transform what had been a sketch into a veritable blueprint for the good society.

The academic who lives comfortably in his professional enclave, secure in the belief that his corner of the cognitive world is the entire universe, has little need for philosophy, which he regards as a descent into idle speculation. Philosophy, for this academic, is an irritating enterprise, one that might call into question his most cherished assumptions.

We can see why Jefferson focused on inalienable rights in his effort to fasten the charge of tyranny on the British government. The violation of inalienable rights was a defining characteristic of a tyrannical government, and only against such a government is revolution justified.