Common themes included concern at failure to think through to an underlying purpose - the absence of any rationale.

Yet at other times an underlying purpose seems to raise its head.

But an underlying purpose is for men to meet women and women to meet men.

However, the Court repeated the belief that dignity was an underlying purpose of section 15.

Most highways at least hint at an underlying economic purpose.

The real problem is its underlying purpose, and that cannot be fixed.

No great underlying purpose lay back of his habitual silence, and he had no definite plan for his life.

Neither the wording of the section nor its underlying purpose seems to me to call for such an anomalous distinction.

What was extraordinary about those deals was they had no underlying economic purpose.

Or in other words, an underlying purpose or idea that spans all of time.