Mused

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

He mused about the mysteries of the ocean while scuba diving.

He mused about the mysteries of the universe while stargazing in his backyard.

She mused about her childhood memories while flipping through old photo albums.

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

The screenwriter mused over the dialogue and pacing of the script.

The filmmaker mused over the shots and angles of the scene.