If this knowledge takes the form of intimation, it is not mere opinion.

But Philharmonic officials measure these things differently than by mere musical opinion.

I'm inclined to suspect - this is a mere opinion - that it would have altered his attitude a good deal.

And do you not know, I said, that all mere opinions are bad, and the best of them blind?

Indeed, if you will pardon a mere lay opinion, I believe it is the most mathematical thing that has appeared thus far in the case.

The prosecutor objected that the constable's statement was mere opinion, but the words had been said.

Recommendations for when and how to use screenings should be based on the best available evidence rather than mere opinion.

But the issue is too exquisite to be resolved by a mere opinion.

That was how important mere opinions used to be back in the era of great big brains.

It must, moreover, amount to something more than mere opinion.