The A&E reality-TV show Intervention has a 71 percent success rate in rehabbing the most determined, hardened addicts.
But even the most hardened conservatives recognize that gays are a permanent minority and aren't likely to go away.
Recent polls have shown these perceptions have hardened into political reality.
When the police finally make it inside, what they see turns the stomach of even the most hardened of the boys in blue.
People may prefer to think of Trump as the absurd host of Celebrity Apprentice, not a hardened criminal.
In those days I was not altogether a hardened politician, and felt somewhat sensitive on the charge.
But Sapphira was "hardened through the deceitfulness of sin."
hardened steel has a high degree of retentivity, while soft iron retains but little magnetism.
He was hardened, steeped in guilt, and callous as to the sufferings of others.
There was nothing ingenuous in him now; he had the look of experience, of having been seasoned and hardened by the years.