How to improve at chess

Learn principles before moves

Openings are patterns, and patterns are easy to memorise and easy to misunderstand. Before you learn a single variation, learn what an opening is trying to accomplish: control the centre, develop your pieces, castle early, and do not move the same piece twice without a reason.

A player who follows those four rules will come out of the opening reliably fine against most opponents, without memorising anything. A player who memorises ten moves but does not know why will be lost on move eleven, which is exactly when the game starts.

Spend most of your time on tactics

At every level below expert, tactics decide more games than strategy. A puzzle habit — fifteen minutes a day, calculated to the end rather than solved by feel — is the single highest-return investment in chess.

The discipline that matters is calculating before moving: for each candidate move, look at the opponent's replies before you commit. Most lost games at club level are not lost by a brilliant opponent; they are lost by a player who stopped calculating one move too early.

Play games that are long enough to think in

Faster time controls are fun and improve your intuition, but if you only ever play blitz you will repeat the same mistakes faster instead of fixing them. Give yourself room to calculate, and accept that the loss you take while thinking is the one you learn from.

Review your own losses, not someone else's brilliancies

After a loss, replay it and find the first move you would change — not the last one, and not the opponent's best move. The earliest mistake is usually the real cause, and finding it once is worth more than watching a famous game you cannot yet appreciate.

Write one sentence about what went wrong. Recurring sentences soon become a list of your actual weaknesses, which is a study plan no book can write for you.

The same habits work on Hex Duel

Hex Duel is a turn-based conquest duel where the win condition is specific: you win by capturing your opponent's capital tile, not by owning the most ground. That punishes exactly the mistake chess punishes — expanding faster than you can defend. Troops grow over time on tiles their owner holds, and each turn gives you a limited pool of action points, so a territorial lead that leaves your capital thin is not a lead at all.

The transferable habit is the one above: before every move, ask what your opponent can do about it. In Hex Duel that means checking your own capital before you push; in chess it means calculating the reply before you commit. Same skill, different board.