And 'the right term martial arts?
In this case "art" should be seen as "skill"; Mars was the god of war between the Greeks embodied the idea of the fighter. This definition may be accurate and nicely creates a bridge between East and West, but also lends itself to raise the general public an image of violence and create misunderstandings about the purpose of education Discipline Combat.

What is the difference between "art" and "sport"?
"Art" stresses the achievement of a specific skill and understanding of the underlying principles of a recent discipline. "Sport" implies contribute to a real result or, in its most common practice for simple pleasure.

Why is there always greets?
The greeting is a ritual that serves to create a balance between the commitment of the practice and its mental state.

What is the difference between "do" and "jitsu"?
"Jitsu" means precisely "art" or "practical" and distinguishes those disciplines in ancient Japanese who were charged, following the influence of the times, with a strong esprit de corps that the practitioner linked to the group, or the Master.
It was a legacy of Japanese feudal clans. "Do" means "way" or "principle" and indicates the practice addressed to a further individual or collective. In our times of the ancient practice survives only Jiu Jitsu, but has abandoned the typical mindset that made him ill-suited to modern times.

What is the Bushido?
You mean the Code of Honour of the samurai, but there is nothing written on this. In fact, the condition of Japanese warrior is very varied in different historical eras and its ethics accordingly (the ancient word is translated as: bu = combat shi = man, I = road,: The Way of the Warrior, the modern bu = military shi = supreme, I = virtues: Supreme under military).

When it is valid to a degree black belt?
Each instance is valid within the Association who assigned, or in the Master that the grants.
The Kodokan in Tokyo is known only to recognize its degrees and when Geesink went to train for the first time in Japan had to abandon the white belt, even if it was already 3 ° dan for Europeans.