Please choose the correct ending to complete the given sentence: Youth: [header] How to avoid getting discouraged [title] Take responsibility for your attitude. [step] You cannot avoid disappointments and setbacks. They are a part of life.

Ending1: However, you can learn to control your attitude. The first step to positive thinking is taking responsibility for how you feel. Ending2: But they can present a problem, and derail progress. Accept when you don't make any progress. Ending3: Do not just let them get you down. They are a part of dwelling on them. Ending4: However, accepting that they happen can help you become more mindful. You can avoid pitfalls by taking responsibility.

Answer format: ending1/ending2/ending3/ending4