It just wouldn't have been on, even if the thought had, inadvertently, crossed his busy mind.

Collectively, they suggest a portrait of the artist's busy mind.

His busy mind was going over and over the story he had been told.

She took a breath, her mind already busy with the second absurdity.

And I knew your busy mind would always be spinning.

An unspoken question lay in all of those busy minds around her: Why is she here tonight?

He had a busy mind and one day could not recall his own name.

Judging by the animated expression on his face, a busy mind was rushing forward.

He looked toward the sunrise, his mind already busy with plans for the day.

He's an activist, with a lot of other things on his busy mind.