Muse

The poet's muse was the melancholic beauty of the night sky.

The poet's muse was the pain and struggles he had experienced in his life.

The scientist would muse over his findings, trying to understand the implications of his research.

The poet was in a muse, searching for the perfect words to express his emotions.

The scientist was in a muse, trying to solve a complex equation.

The diverse cultures and traditions around the world muse her to write poetry.