Wisdom - meaning judgment acting on experience, common sense, available knowledge, and a decent appreciation of probability.
Barbara TuchmanThe fleet sailed to its war base in the North Sea, headed not so much for some rendezvous with glory as for rendezvous with discretion.
Barbara TuchmanHuman beings, like plans, prove fallible in the presence of those ingredients that are missing in maneuvers - danger, death, and live ammunition.
Barbara TuchmanPolicy 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 Tuchman