According to Eastern tradition, the twelve sublime beings known as bodhisattvas are the great teachers of humanity. One after another, they descend into earthly incarnation until they fulfil their earthly missions. At that point, they rise to buddahood and are no longer obliged to return in a physical form. However, before bodhisattvas becomes a buddhas, they announce the name of their successors. According to Rudolf Steiner, the future...