I have added these principles to the law: get the Knights into action before both Bishops are developed

He who has a slight disadvantage plays more attentively, inventively and more boldly than his antagonist who either takes it easy or aspires after too much. Thus a slight disadvantage is very frequently seen to convert into a good, solid advantage.

Truth derives its strength not so much from itself as from the brilliant contrast it makes with what is only apparently true. This applies especially to Chess, where it is often found that the profoundest moves do not much startle the imagination.

I keep on fighting as long as my opponent can make a mistake.

The combination player thinks forward; he starts from the given position, and tries the forceful moves in his mind

If Steinitz continually took pains to discover combinations, the success or failure of his diligent search could not be explained by him as due to chance. Hence, he concluded that some characteristic, a quality of the given position, must exist that would indicate the success or the failure of the search before it was actually undertaken.

Chess is, above all, a fight.