The King is a fighting piece. Use it!
The king pawn and the queen pawn are the only ones to be moved in the early part of the game.
Have you ever seen a monkey examining a watch?
I am fully and entirely concentrated on the board. I never even consider my opponent's personality. So far as I am concerned, my opponent might as well be an abstraction or an automaton.
Only the player with the initiative has the right to attack
Chess is difficult, it demands work, serious reflection and zealous research.