KEY POINTS

a. The Qalb (heart) is the center of the human being

b. The Ruh (spiritual and positive) opposes the Shaytan 

c. The Pig (greed/lust) and the Lion (aggression/arrogance) also try to influence the Nafs and oppose the Ruh.

d. The Aql (intellect/rationality) opposes the Pig and influences the Nafs

e. The Angel also plays a positive role with the Aql and Ruh, opposing Pig, Lion, and Shaytan

f. The Nafs is the battleground and the Qalb is the master of the decision