When you don't know what to do, wait for your opponent to get an idea; it is sure to be bad.
Siegbert TarraschA thorough understanding of the typical mating continuations makes the most complicated sacrificial combinations leading up to them not only not difficult, but almost a matter of course
Siegbert TarraschIt cannot be too greatly emphasized that the most important role in pawn endings is played by the king.
Siegbert TarraschWeak points or holes in the opponent's position must be occupied by pieces not Pawns
Siegbert Tarrasch