As the Presidential Election Heats Up, Our Thoughts Turn To Our Citizen Soldiers in The Desert. One of the fundamentals of Tekkenryu Jujutsu is to always keep advancing on an attacker. Every technique is meant to take ground and keep the attacker off balance. Because once you make the decision to fight, retreat only means pain and loss and if you want to survive cannot relent in your attacks. History proves that most casualties occur when the enemy is routed and on the retreat. This principle is the same no matter if it’s two or two million.