He who fears an isolated Queen's Pawn should give up Chess.
Weak points or holes in the opponent's position must be occupied by pieces not Pawns
White lost because he failed to remember the right continuation and had to think up the moves himself
White has no positional equivalent for the centralized pawn.
It is not enough to be a good player... you must also play well
It cannot be too greatly emphasized that the most important role in pawn endings is played by the king.