Do not always be thinking of attack! Moves that safeguard your position are often far more prudent.

It is a well known phenomenon that the same amateur who can conduct the middle game quite creditably, is usually perfectly helpless in the end game. One of the principal requisites of good chess is the ability to treat both the middle and end game equally well.

A thorough knowledge of the elements takes us more than half the road to mastership

In the middlegame, the king is merely an extra, but in the endgame, he is one of the star actors.

First restrain, next blockade, lastly destroy.

The threat is stronger than the execution.

Giving up the center must not here be regarded as illogical. Was happiness no happiness because it endured for just a short time? One cannot always be happy.