The wind blew, and the flower petals fluttered up.

The petals are flying around because the wind is strong.

The wind got stronger, and the petals scattered.

The wind is blowing in the park.

This tree is very hard.

He chose that method against his will.

He is a person with a strong heart.

He finished the job in slightly more than an hour.

Tsuyoshi is my best friend.

He is a very strong person.