History teaches us that a ...

History teaches us that a given view has been abandoned in favor of another by all men, or by all competent men, or perhaps by only the most vocal men; it does not teach us whether the change was sound or whether the rejected view deserved to be rejected. Only an impartial analysis of the view in question, an analysis that is not dazzled by the victory or stunned by the defeat of the adherents of the view concerned - could teach us anything regarding the worth of the view and hence regarding the meaning of the historical change.
 Leo Strauss

Quotes from the same author

The silence of a wise man is always meaningful.
 Leo Strauss
The Jewish people and their fate are the living witness for the absence of redemption. This, one could say, is the meaning of the chosen people; the Jews are chosen to prove the absence of redemption.
 Leo Strauss
Absolute tolerance is altogether impossible; the allegedly absolute tolerance turns into ferocious hatred of those who have stated clearly and most forcefully that there are unchangeable standards founded in the nature of man and the nature of things.
 Leo Strauss
It is as absurd to expect members of philosophy departments to be philosophers as it is to expect members of art departments to be artists.
 Leo Strauss
Nothing ought to be said or done which could create the impression that unbiased reconsideration of the most elementary premises of philosophy is a merely academic or historical affair.
 Leo Strauss