Policy is formed by preconceptions, by long implanted biases. When information is relayed to policy-makers, they respond in terms of what is already inside their heads and consequently make policy less to fit the facts than to fit the notions and intentions formed out of the mental baggage that has accumulated in their minds since childhood.
Barbara TuchmanThe unrecorded past is none other than our old friend, the tree in the primeval forest which fell without being heard
Barbara TuchmanIt hurt the economic historians, the Marxists and the fabians, to admit that the Ten Hour Bill, the basic piece of 19th century legislation, came down from the top, out of aa nobleman's private feelings about the Gospel, or that the abolition of the slave trade was achieved, not through the operation of some "law" of profit and loss, but peurlet as the result of tyhe new humanitarianism of the Evangelicals.
Barbara Tuchman