A talent is an innate, natural aptitude for something. This can identify as anything from playing well on a musical instrument to being good at mathematics. Some examples of talents in the field of music are
Perfect pitch, singing voice types, and knowledge of scales/chords. In mathematics solving equations are also considered in the realm of talents.
Increasing diversity skill sets within individuals is desirable as it will increase challenge faced and broaden perspectives traditionally taken up by the individual; leading to greater rewards both socially and financially over time if one can master what they are good at which feeds back into their perspective.