It is true that some people know from an early age what career they want to pursue, and they are happy to spend the rest of their lives in the same profession. While I accept that this may suit many people, I believe that others enjoy changing careers or seeking job satisfaction in different ways. On the one hand, having a defined career path can certainly lead to a satisfying working life. Many people decide as young children what they want to do as adults, and it gives them a great sense of satisfaction to work towards their goals and gradually achieve them. For example, many children dream of becoming doctors, but to realise this ambition they need to gain the relevant qualifications and undertake years of training. In my experience, very few people who have qualified as doctors choose to change career because they find their work so rewarding, and because they have invested so much time and effort to reach their goal. On the other hand, people find happiness in thei...