2 Metaphors for acumen

" Pippo was staggered, for, just drunk enough to be audacious, he had not all his faculties at his perfect command, and his usual acumen was a little at fault.

A true heart, a generous nature, a broad mind, and keen mental acumen are qualities that do not die with their possessor; they bless the world to which she has gone and that she left behind.

2 Metaphors for  acumen