His behavior was illogical and I couldn't understand it.

He and his twin brother are as alike as two peas in a pod.

He and his brother are as alike as two peas in a pod.

My father started a retail business.

He started a business selling furniture.

He is a wonderful cook.

A young wild boar came out of the forest and started eating grass.

Well then, I'm off.

He admitted that it is difficult to execute the plan, saying 'it is easier said than done.'

His fighting strength is very high.