Training for strength and flexibility is a must. You must use it to support your techniques. Techniques alone are no good if you don't support them with strength and flexibility.
A fight is not won by one punch or kick. Either learn to endure or hire a bodyguard.
Be a calm beholder of what is happening around you.
Once I slow down because I think I have reached my peak, then my skills will go nowhere but down
Low aim, not failure, is the crime.
Simplicity of expression rather than complexity of form.