Tenacious

Definitions: (1) holding fast to ideals, ideas, habits, or possessions; (2) having a highly retentive memory

Synonyms: courageous, determined, persevering, persistent, tough

Quote: Let me tell you the secret that has led me to my goal. My strength lies solely in my tenacity. — Louis Pasteur (1822-1895) French Chemist and Microbiologist

Symbol: bamboo {Tenacity, Endurance, and Longevity}