Yet maybe there was a more serious reason for those little jokes.

To say truth, I have serious reasons for avoiding the first of these subjects.

"Most people have a serious reason for calling," she said.

This is not the background of a man who would find any serious reason, at age 55, to change his political philosophy.

This time, however, there was a serious reason to make it worth while.

Both states had serious reasons to stand by these treaties.

But I think there is serious reason to believe that this can make a difference.

Others had been exploring such areas for quite serious reasons.

"I believe there is serious reason for caution here," he said.

And that becomes important for a serious reason later on.