GoVote.org. The cost of getting a Private Pilot's License varies depending on which type of flight training program you you choose. Federal Aviation Regulations (FAR) Part 141 flight schools require an approved, structured course of training, which includes a specified number of hours of ground training.
A corn or a callus is the most common cause of painful bump on bottom of foot, which results from constant pressure or friction from your tight shoes. Repeated trauma can also cause a hard spot on bottom of foot. Calluses can be really painful especially if you often stand on your feet all day.
Foot Lumps. Foot lumps are soft-tissue masses (not bone) that can occur anywhere on the foot. They can be caused by soft-tissue swelling, sacs of fluid, fatty tissue and nerve, vessel or muscle enlargements. Foot lumps may be without pain (asymptomatic), or they can cause pain and affect the function of the foot.