But in the main, the yes voters who cared to comment argued on more rational grounds.

But exactly what are we to conclude, on rational grounds?

On purely rational grounds, human beings would eat only what's necessary to sustain life.

In his opinion, the discrimination was justified due to "sound, rational grounds for different treatment".

"Not on any rational ground, since we could not know it was an offense."

A man cannot compel himself to love, however much he may want to, on various rational grounds.

It was a view based on 'rational grounds' and not 'whistling in the wind', he said.

If elections were decided on such rational grounds, this would be a very different world.

Are there technical or rational grounds for selecting among possible solutions?

He had given himself up for dead, but not on any rational grounds.