Jeet Kune Do: Speed
Perceptual speed: Quickness of the eyes to see opening.
Mental speed: Quickness of the mind to select the right move to make.
Performance speed: Quickness of movement in carrying the chosen move into effect.
Initiation speed: Starting from the right posture and with the correct mental attitude.
Alteration speed: The ability to change direction midstream. Involves control of balance.