Sentence examples for this is an old from inspiring English sources

This is an old technique.

"This is an old badge.

This is an old idea.

This is an old story.

This is an old illusion.

This is an old paranoia.

This is an old feud".

This is an old problem.

"This is an old story," he said.

And yet this is an old story.

"This is an old argument," Remnick says.