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.

He often mused about the fragility of life and the inevitability of death.

She often mused about the meaning of life and the purpose of human existence.

The journalist mused over the angle and tone of her article.