During which age did Camille Saint-Saëns begin his music studies?

Camille Saint-Saëns began his formal music studies at the age of 13. This is significant as it highlights a crucial developmental stage for a musician, where foundational skills and knowledge about music theory, composition, and performance techniques are established. Starting at this age, he was able to receive guidance in a structured environment, which likely contributed to his rapid advancement and later prolific career as a composer, pianist, and organist. Recognizing the age when notable figures began their training can provide insight into their development and the standards of music education at the time.