On the matter of physical readiness, add to your workout regime some iron body conditioning (and use the ointment). Jiang Yu Shan is well known for the level he is at - .
My Wing Chun teacher's fists, arms and legs are like steel, a weapon unto themselves..
Takes.. a long time - this is definitely a 'slow & steady wins the race' type thing.

Also, as per the comment below, please add show notes. Muchos Grassy-ass.