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.

His strength comes from his mental power.

He injured his calf bone while playing soccer.

After finishing his work, he always relaxes at the internet cafe.

The opinions of netizens are diverse and cannot be determined unilaterally.