"So this is how JOKER's multi-sequence specialization works..."
Only then did he truly comprehend.
The combination of different professional sequences could give rise to unexpected increases in combat power.
The growth of "wisdom" is described in very abstract terms.
If there had to be a concept for it, Leonard Churchill felt it was like playing chess.
Before, he might have been able to fully extrapolate only the next five moves in a game.
But now, it might be seven.
With each step, the amount of thought processing needed increases geometrically.
This would apply to the comprehension of learning magic and, for a considerable time in the future, it would bring him a predictably huge boost.
...
Having successfully advanced, he was in high spirits.