Orchestration is part of the very soul of the work. A work is thought out in terms of the orchestra, certain tone-colors being inseparable from it in the mind of its creator and native to it from the hour of its birth.
Nikolai Rimsky-KorsakovI had no idea of the historical evolution of the civilized world's music and had not realized that all modern music owes everything to Bach.
Nikolai Rimsky-Korsakov