The key points for managing anger according to the document are: do important tasks before they become urgent; learn from mistakes rather than get angry; and say sorry when needed to reduce others' anger. It also recommends choosing work you love to avoid daily anger, thinking ahead to solve problems, keeping an organized mind and workspace, accepting things that can't be changed, asking questions to avoid errors, and lowering standards to reduce anger. The overall message is that properly managing time, tasks, mistakes, and expectations can help reduce anger.