Why may “I saw a lion” be stronger than “a brave man is equal to a lion”?

Taʿrīḍ, Talwīḥ, Ramz, Īmāʾ and Ishārah; the Rhetorical Force of Figurative Speech

• It cannot be figurative
• The man must literally be called Lion
• It conveys courage through asserted identity rather than an open comparison
• It proves all the animal’s qualities in the man