"I wasn't credible when I started," he said.
However, these arguments are far less credible when paper losses give rise to real tax refunds.
"McQueary becomes more credible when you hear Paterno tell his version of it.
"It's just not credible when he talks about being fiscally conservative".
And deterrents, he adds, " are more credible when they are quickly available as well as deployable".
"I knew I had to be credible when I took this job.
How can a news outlet stay credible when readers learn later that it has concealed what it knows?
With these actors it's entirely credible when declarations of love and near hatred are uttered in almost the same breath.
That threat was less credible when a debt default might have wrecked Mr. Obama's chances at a second term.
Ms. Lohan, he noted, looked credible when she posed as Taylor on a 2006 cover of Interview magazine.
In addition, she said, Hamas was more credible: When it swore to avenge the deaths of Palestinians, it carried through.
