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At the centre After a defeat people want encouragement, not a list of their mistakes — so a learning product should lead with what the user did well. Holds ACAlbert Cheng Read this korrent →

• Similar wording No person learns the way RL does: a human reviews which parts of an attempt were good instead of rewarding every step of a lucky one. Holds AKAndrej Karpathy
• Similar wording Most newcomers to a skill lose their first encounter with it, and losing costs retention — so beginners need a route around the real game. Holds ACAlbert Cheng
• Similar wording You only retain what you were pushed to your limit on: if learning feels like coasting, you are not learning. Holds CRCharan Ranganath
• Similar wording Feedback should be a daily practice rather than a twice-yearly review, because the team that improves one percent a week overtakes the team that improves one percent a month. Holds JZJulie Zhuo
• Similar wording Struggling with a hard problem before being shown the answer is not always the best way to learn; a hint or a worked example can beat floundering. No longer holds SYScott H. Young
• Similar wording People persist with the method they enjoy rather than the one that is supposed to be best, and that is what decides the outcome. Holds LLLuca Lampariello
• Similar wording You cannot be an exceptional game designer without playing enormously, and a bad game teaches as much as a great one. Holds JKJeff Kaplan
• Similar wording Overwatch put too much weight on whether the team won; a hero shooter built today should foreground individual contribution, because that is how people actually play. Holds JKJeff Kaplan