History is not only a particular branch of knowledge, but a particular mode and method of knowledge in other branches.
Lord ActonPower tends to corrupt and absolute power corrupts absolutely. Great men are almost always bad men, even when they exercise influence and not authority: still more when you superadd the tendency or the certainty of corruption by authority.
Lord ActonA history that should pursue all the subtle threads from end to end might be eminently valuable, but not as a tribute to peace and conciliation.
Lord ActonAt all times sincere friends of freedom have been rare, and its triumphs have been due to minorities, that have prevailed by associating themselves with auxiliaries whose objects often differed from their own; and this association, which is always dangerous, has sometimes been disastrous.
Lord Acton