Once upon a sunny afternoon in a cozy little house, three-year-old Oliver was playing with his colorful blocks, building a tower that reached up to the clouds, or at least, that’s what his imagination told him. His mother, Sarah, was nearby, sipping on a warm cup of tea, her soft voice humming a lullaby as she tidied up the room.
Oliver admired his mom’s gentle tone, which today sounded a bit softer than usual. “Mommy, why does your voice