Jeet Kune Do Training Method

Every attack you made should be penetrating, disturbing your opponent's rhythm and bringing pressure upon his morale. Remember though that your hand is not a hatchet to chop your opponent down. rather they are keys to unlock your opponent's defense, a different lock requires a different key - Bruce Lee

It is easy to learn the mechanics of an attack, but to apply that attack in time with the opponent and at a correct distance takes a lot of practice