The point is TCJ is not as competent as GKS. He is dispensable. In fact, most of the SAF generals fall into the same category. They never had to fight for their career, not even a job application letter, let alone WAR. Everything is served on a platter for them.
As scholars they live in an unreal world, and when you remove uncertainties in life from a person, you will have also removed the fear of uncertainty.
Fear is a condition for the development of courage. If there is no potential of fear, then fearless is dead.