The First step should be don't underestimate someones strength or speed by physical appearance. I've seen plenty of big guys that are surprisingly fast.
hikite has several bunkai none of which actually include dropping your guard. such as controling your opponents arm while pulling him into a counter tech see article by Smith Sensei at fighting arts http://www.fightingarts.com/reading/article.php?id=317
hikite has several bunkai none of which actually include dropping your guard. such as controling your opponents arm while pulling him into a counter tech
it's semantics but if the differance between artist and athlete is similar to the differance between Budo and Bujutsu(Jitsu)and karate do vs karate-jitus. if you don't seek the deeper meaning ie...bunkai/ or other combat related application you are participating in a sport