Abstraction is a mental process we use when trying to discern what is essential or relevant to a problem; it does not require a belief in abstract entities.

Abstraction is a mental process we use when trying to discern what is essential or relevant to a problem; it does not require a belief in abstract entities.

Equality of rights means that some people cannot simply impose obligations on others, for the moral agency and rights of those others would then be violated.

The first census in 1790 asked just six questions: the name of the head of the household, the number of free white males older than 16, the number of free white males younger than 16, the number of free white females, the number of other free persons, and the number of slaves.

What libertarians assert is simply that differences among normal adults do not imply different fundamental rights.

Libertarians typically argue that particular obligations, at least under normal circumstances, must be created by consent; they cannot be unilaterally imposed by others.

Libertarians recognize the difference between adults and children, as well as differences between normal adults and adults who are insane or mentally hindered or retarded.