Some other people have their skills which distinguish them from many people in the same field. They may be skilled workers, artisans, masons, mechanics, artists, actors, dancers, singers, cooks, hairdressers etc. They are master of their trade.
I have heard about a cook of a five-star hotel who could check the taste by smelling a dish. He was an illiterate person though, but because of his preternatural forte, he became the chief chef.
Jawed Habib is the world-famous hairdresser, and a Person who cuts hair or makes shave is, generally, called a barber but he is so much famous for cutting hair and shaving that only elite class can afford his services. He charges his fee in thousands provided that you are an appointment for hair-cutting.
Some people are born with some special qualities, some people studies and carry out experiments whereas some people learn by experience and carve a niche in their field.
Thoughts exchanged is knowledge gained.