The child's misery would move even the most obdurate heart.
Where the initial memories of the city, even in the face of resolve in time, it is always the most obdurate attitude.
A few weeks ago, I spoke to someone who had finally reached the end of her rope with an obdurate boss.
And for a contrary reason, how disagreeable does he appear to be, whose hard and obdurate heart feels for himself only, but is altogether insensible to the happiness or misery of others!
Scrooge, the obdurate miser in a Christmas Carol, is finally moved by the Christmas spirit to ACTS of charity.
Stubbornly adhering to an attitude, an opinion, or a course of action; obdurate.