Ahistorical ideals
"[A] possible approach is to define an 'ideal' apart from historical considerations and seek its implementation regardless of the situation at hand. In [this] case, what should exist is thought to be obvious from the ideal itself. The 'idealist' does not welcome reminders of the actual experience of mankind, full as it is of evidence of the limitations of human beings, or of the restrictions imposed by existing circumstances... To adapt the ideal to a historical situation is to subvert it. It is historical circumstances that should be adapted to the ideal. To have some sort of respect for historically evolved patters of life is misguided, the idealist contends." -- Claes Ryn, A Common Human Ground , p. 88 For instance, one could take an abstraction like "equality" and decide that it means all people should have equal access to all goods. Then one could decide it is obvious from this ideal that private property must be abolished. As a result, ignor...