"Henry won fo much at Cheffe of Louis the King's eldest fon, as hee growing into Choller, called him the fonne of a Baftard, and threw the cheffe in his face. Henry takes vp the Cheffe-board, and ftrake Louis with that force as drew bloud."
"The most important feature of the chess position is the activity of the pieces. This is absolutely fundamental in all phases of the game (opening, middlegame and especially endgame). The primary constraint on a piece's activity is the Pawn structure."
|Michael STEAN, in Simple Chess.|