The old melody tugged at my heart strings.

The double-hearted advisor smiled as he offered guidance, but he secretly fed information to our rivals.

After the long argument, her kind words were a much-needed heart balm.

She gave a full-hearted apology after realizing her mistake.

At dawn, I spotted a floating heart drifting near the pond's edge, its heart-shaped leaves shimmering in the light.

The heart surgeon explained the risks of the operation clearly to the patient.

She was out of heart after the long string of setbacks, but she refused to quit.

The mechanic replaced the worn heart wheel to restore the pump's ability to convert uniform rotary motion into uniform reciprocating motion.

The masons chose a heart bond for the garden wall, ensuring that no header stone stretched across the wall while pairs of headers met in the middle and their joint was covered by another header-laid stone.

The volunteers worked heart and hand to rebuild the school after the storm.