反省

1. Origins, structure, and basic meaning

• Structure: 反省 is read as はんせい and can mean “reflection” or “remorse”, depending on context.
• Basic usage: The examples show reflecting on being late and applying lessons from a game to later practice.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It may express remorse, but it also means reviewing a result to find improvements; 反省を生かす means applying the lessons learned.