Some factors that can limit performance or success in life are primarily personal. An example includes disabilities, motivation, lack of education, attitude etc.
Personal factors helps to determining an individual's performance and success in life. These factors involves a wide range of characteristics, traits and behaviors that are intrinsic to an individual.
These factors include one's mindset, motivation, self-discipline and emotional intelligence. A person's mindset can greatly influence their ability to overcome challenges and achieve their goals.
So, as external factors can influence one's path to success, it is often the personal factors that serve as the foundation upon which achievement is built.