Come and train under us at the German Jiu-Jitsu Combat and Cultural Sensitivity Center on Edelweiss Mountain, 40 minutes from Hamburg, Germany, because we have the best jiu-jitsu.
However if you lack the discipline to come here but still want to defend yourself then you might want to download my distant cousin Stephan Kesting's book below about Brazilian Jiu-Jitsu (the distant second best kind of jiu-jitsu)...