He believes it's a powerful tool, saying: "It is the only language that can express everything."
However, he also sees it as a tool for social climbing. He points out that Eliza Doolittle's lack of proper English prevents her from accessing opportunities in society.
Higgins is a linguist, and he's obsessed with the intricacies and nuances of the language. He sees it as a complex and beautiful system that can be mastered through study and practice.
While he appreciates the language's beauty and power, he also acknowledges its potential for social manipulation and control.