The future of mankind is in our hands.

This park has a man-made lake.

The police rounded up the criminals.

That person is my friend.

He believes that he has gained supernatural powers through Buddhist training.

Next year, my younger brother will have his coming-of-age ceremony.

He will become an adult next year.

He is acting based on humanitarianism.

My friend is a doctor.

Simians are considered close relatives of humans.