Deep knowledge vs broad knowledge - how is it worth learning?

In the article 'Want to be Great? Know a Lot,' Jonas discusses the important topic of personal development and the pursuit of knowledge. He emphasizes that in today's information-rich world, it is crucial to dedicate time to learning and honing one's skills. Knowledge not only opens doors to new opportunities but also boosts self-confidence. Jonas encourages his readers to seek out mentors and inspiration from others who can aid in their growth journey. Additionally, the article highlights the importance of applying the knowledge gained in everyday life, which fosters a better understanding and retention of new information.