He can use the simplest types of magick, and has reached some self-knowledge. To advance further, he must overcome himself more and more. Many mages change demeanours during their seeking towards the next levels. Many mages never manage to rise above this level, and remain as lesser mages. The mage apparently masters the external world.
Many mages think they have reached a deep understanding of themselves.
Most mages on this level have risen far into the ranks of their tradition. But if he tries to overcome his flaws, he will not gain this. To raise Arete on this level, the quests can take years. He is powerful, and apparently at the height of his power. Many mages on this level are leaders of their traditions.