sound core
Having a sound moral character regardless of race, gender, or religion. A person with a sound core knows the intrinsic truths that govern humanity.
She has a sound core; however, her lack of leadership skills has her following the herd like a sheep to the slaughter.
I thought he had a sound core only to find out later that he was an expert at portraying sincerity.
I thought he had a sound core only to find out later that he was an expert at portraying sincerity.