All you can hear is the sound of your own heart.
And the sound of her heart, he could hear it.
Brian thought he heard something, then decided it was the sound of his own heart.
They were the sounds of her heart and would work for nobody else.
Even the sound of his beating heart was cut off.
The last thing you want to hear is the sound of your own worn heart.
Above the sound of his beating heart, he heard it, too.
But the hair killed the sound of his heart beat!
He listened for a moment and heard only the sound of his pounding heart.
It did not, however, drown out the pounding sound of his heart.