Exploring free online courses can help clarify career interests before college, as there is no definitive way to determine what one will enjoy. Engaging in activities like job shadowing, internships, and networking with professionals in the field can provide valuable insights. Many individuals discover their careers through trial and error rather than a clear plan. The importance of workplace environment and relationships is emphasized, suggesting that job satisfaction often stems from the people and culture rather than just the tasks performed. Ultimately, building a fulfilling career involves balancing interesting work with a supportive and enjoyable work environment.