He saw knowledge as a case of a family resemblance.

There seemed to be a family resemblance between the two men.

There was a family resemblance between a 1939, say, and a 1932.

She looked like what might have been her sister, a family resemblance but not the same person.

Oh, yes, the family resemblance was strong enough when you took a minute to study them.

In truth, there was not much of a family resemblance.

"There is not much family resemblance to you or your son," he said.

Being an artist was already enough of a family resemblance.

"One would expect at least a family resemblance, especially given the mother."

The two men were clearly brothers with a strong family resemblance, but no more.