He who fears an isolated Queen's Pawn should give up Chess.

What is the object of playing a gambit opening?... To acquire a reputation of being a dashing player at the cost of losing a game

If the defender is forced to give up the center, then every possible attack follows almost of itself.

One of these modest little moves may be more embarrassing to your opponent than the biggest threat

As Rousseau could not compose without his cat beside him, so I cannot play chess without my king's bishop. In its absense the game to me is lifeless and void. The vitalizing factor is missing, and I can devise no plan of attack.

Chess is a terrible game. If you have no center, your opponent has a freer position. If you do have a center, then you really have something to worry about!

First-class players lose to second-class players because second-class players sometimes play a first-class game