I was thinking of starting Krav Maga, do you know anything about it?
Of course ive been practicing it for a long time, I use Krav Maga for its focus on real-world situations and its extremely good efficiency. 
Interesting, where did Krav Maga originate?
Well it first derived from the street-fighting of Hungarian-Israeli martial artist Imi Lichtenfeld, who made use of his training as a boxer and wrestler as a means of defending the Jewish quarter against fascist groups in Bratislava, Czechoslovakia, in the mid-to-late 1930s.
Interesting, can you tell me anything else about it?
Well Krav Maga is pretty lit. It can be used as an advanced form of self defense that is even as good as doing karate in some cases. 
Do you know much about other forms of martial arts, like jiu jitsu?
developed to combat the samurai of feudal Japan as a method for defeating an armed and armored opponent in which one uses no weapon, or only a short weapon. Because striking against an armored opponent proved ineffective, practitioners learned that the most efficient methods for neutralizing an enemy took the form of pins, joint locks, and throws. These techniques were developed around the principle of using an attacker's energy against him, rather than directly opposing it.
There are many variations of the art, which leads to a diversity of
Krav Maga
Krav Maga (; , "lit." "contact combat") is a military self-defence and fighting system developed for the Israel Defense Forces (IDF) and Israeli security forces derived from a combination of techniques sourced from boxing, wrestling, aikido, judo and karate, along with realistic fight training. 
Krav Maga is known for its focus on real-world situations and its extreme efficiency. It was derived from the street-fighting experience of Hungarian-Israeli martial artist Imi Lichtenfeld, who made