So the other nine had to pay for their hard-heartedness with their lives.

He considered his mother's misconduct a sufficient excuse for his own hard-heartedness.

One would think that would be enough of hard-heartedness, but it isn't.

She was even a little vexed at what she called Sylvester's "hard-heartedness."

The folly of men, not their hard-heartedness, was the great cause of the world's poverty.

Take notice of the doleful effects of hard-heartedness in the world.

She fetched a little sigh which might mean the weather or his hard-heartedness.

That hard-heartedness of his is the enemy of his asceticism.

How has the glory of her sex fallen a victim to villany and to hard-heartedness!

Hard-heartedness, as it is called, is an essential of the libertine's character.