"Effectiveness is anything that works."

    "Keep punching, kid."

    "Don't leave it out, otherwise the weapon becomes the target."

    "Don't break the building, break the windows."

    "The skeleton key to open other systems and styles, but they have no key to ours."

    "You must learn to adapt to the circumstances, and adapt your training methods to those circumstances."

    "When I teach JKD, I teach to my level of understanding. When others teach, they teach to theirs."