Please choose the correct ending to complete the given sentence: Youth: [header] How to change the world as an individual [title] Identify your talents and interests. [step] Take a good look at what you're good at and what you enjoy. By focusing on your skills and passions, you'll be more effective in your attempts to improve the world.

Ending1: [substeps] If you're a musician, for example, think about what you've been doing all of your life, including band production. If you're a writer, look at how you've spent your life. Ending2: If you're unsure of where your talent lies, try asking others or taking a personality or career test online. [substeps] You can also consider your past work experiences to help you determine what you might enjoy doing. Ending3: Even if you enjoy a certain hobby, keep it to yourself for a while, and you'll soon learn the difference between skills you love and passions you want to pursue. [substeps] Unfocus yourself from your hobbies and experiences. Ending4: Choose subjects that interest you and find a number of ways to grow them. [substeps] For example, if you enjoy math, be sure to focus on that, too.

Answer format: ending1/ending2/ending3/ending4