The Rite of Spring the winter of 1909–10, in close association with Fokine who was choreographing "The Firebird". During this period Stravinsky made the acquaintance of Nijinsky who, although not dancing in the ballet, was a keen observer of its development. Stravinsky was uncomplimentary when recording his first impressions of the dancer, observing that he seemed immature and gauche for his age (he was 21). On the other hand, Stravinsky found Diaghilev an inspiration, "the very essence of a great personality". "The Firebird" was premiered on 25 June 1910, with Tamara Karsavina in the main role, and was a great public success. This ensured
Tsarevitch Ivan, the Firebird and the Gray Wolf one who caught the bird would receive half his kingdom and be his heir. They drew lots to see who would be first, but both fell asleep; they tried to claim it had not come, but it had stolen an apple. Finally Ivan Tsarevich, the youngest son, asked to try; his father was reluctant because of his youth but consented. Ivan remained awake the entire time, and upon seeing the bird, tried to catch it by the tail. Unfortunately, Ivan only managed to grasp one feather. The Firebird did not return, but the king longed for the bird. He said