Often times, obstinacy and persistence are separated by a fine line. From the perspective of Tang Luo, with his two lifetimes of experience, the biggest difference between the two is rooted in ignorance.
From the perspective of martial arts, many martial artists are obstinate because their understanding of martial arts is one-sided and inflexible.
A martial artist, whether learning from books or tutelage from elder family members, the more diverse his understanding and style of martial arts, the fuller and more rounded his martial arts will be. Consequently, he will have a plethora of strategies to choose from when dealing with various situations.