When many die each day, the heart hardens to the news.

Jesus answered, and then suddenly his heart hardened again.

It wasn't that my heart was hardening, or that I loved my husband less.

As the never-ending line went by, her heart hardened.

But Lisa was gone now, and his heart had hardened to the romanticism of his love for the land.

She couldn't be sure which one, and, for a moment, her heart hardened.

She stood by, mute, Her heart hardened when the priestesses took back their power.

Her heart had long since hardened to any other possibility.

Be cautious, lest the heart of the law yet harden against you.

I felt then that my heart hardened somewhat and my mind cleared.