His drive for success keeps him moving forward.

His meritorious service is very significant to us.

I'm tired from studying for a long time.

After working all day, I feel run down.

He was working all day on the farm, using his labor.

He is supporting his family through his labor.

He was laboring all day long.

He continued hard labor all day long.

My house is in the middle of the town.

He loves Chinese cuisine.