Mused

He mused at the sight of the street performer's act.

"The professor mused over the complexities of the theory."

She mused about the paradox of freedom and security.

He mused about the amusing observations in the stand-up comedy show.

She mused over the comical cartoon in the newspaper.

The poet mused over the metaphors and symbols in her poem.

The poet mused over the words that would convey his emotions.