Is ‘Spirit’ too Complicated

Is ‘Spirit’ too Complicated
“Spirit increases health regeneration while not in combat and mana regeneration while not casting.”
 
(1) If I am injured and I am in combat, Spirit regeneration ceases and I cannot recover health without outside aid (bandage, heal, etc).
 
(2) If I chain cast spells, Spirit regeneration ceases and I cannot recover mana [...]