What's your gender, weight and age? 167 centimetres? That's about 5'5".
Just to give you some perspective, Lee, Dae-Hun, of Korea won the gold medal in the flyweight division at the 2012 Summer Olympics. He is 5'11 or 180 cm, and back then weighed 143 lbs or 64kg. Multiple times World Champ Steven Lopez of the U.S won gold in men's featherweight (68 kg or 149 pound) division at the 2000 Olympics. He is 6'3' or 192 cm). Height plays a very big part of elite WTF sparring competition. It's not everything, though. Speed, tact and stamina are also very crucial. Here are some historica moments when shorter taekwondoin have overcome taller opponents in elite WTF competition. In the 2004 Athens Olympics – Moon Dae Sung, 6'3" (192 cm) of Korea knocked out Alexandros Nikolaidis – 6'7" (201 cm) of Greece with a spinning hook kick to the head in the final of the heavyweight division and won gold. In the 2012 London Olympics, Carlos Molfetta of Italy, 6'0" ( then weighing 192 pounds or 87 kg ) – captured gold by beating Anthony Obame, 6'3" or 192 cm, of Gabon (then weighing 176 pounds or 80 kg) in a very exciting heavyweight match.