Keep strong, if possible. In any case, keep cool. Have unlimited patience. Never corner an opponent, and always assist him to save face. Put yourself in his shoes — so as to see things through his eyes. Avoid self-righteousness like the devil — nothing is so self-blinding.

B. H. Liddell Hart (1895-1970) English soldier, military historian (Basil Henry Liddell Hart)

Deterrent or Defense (1960)

Advice to statesmen.