His words were profound, which made me think.

His words were profound.

His words are meaningless.

His talk was completely nonsense.

This discussion is completely meaningless.

His meaningful gaze made me uneasy.

He is majoring in semantics at university.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

This old building is a wonderful example of re-creation.

He made a plan to recreate the old house.