Francois-Andre Danican Philidor Quotes
Pawns: they are the soul of this game, they alone form the attack and defense
A pawn, when separated from his fellows, will seldom or never make a fortune.
It is always advantageous to exchange your king's bishop pawn for the king's pawn, since this leads to the seizure of the centre and, in addition, to the opening of a file for the rook.