iron-hearted in a sentence

Definition

Iron-hearted: possessing a stern, unyielding, or emotionally cold disposition, often characterized by a lack of compassion or softness.

The iron-hearted general led his troops into battle with unwavering resolve.
Despite her iron-hearted demeanor, she secretly cared deeply for her friends.
In a world full of compassion, his iron-hearted attitude set him apart from the rest.
The iron-hearted businesswoman made tough decisions that others were afraid to consider.
Though he appeared iron-hearted, his actions revealed a hidden vulnerability.