I don't doubt that at the dawn of martial arts, the main goal was to beat up one's opponents in the most effective way possible. But then, indirectly, the alchemy of martial arts began to strike some chords deep within the spirit of many individuals, transforming living war-machines into poets, artists, and philosophers.
Daniele Bolelli (2010). “On the Warrior's Path, Second Edition: Philosophy, Fighting, and Martial Arts Mythology”, p.3, North Atlantic Books