His answer was chilling. He didn't blame his mother and father. He didn't blame society. He simply said he didn't believe in God and did not think he would ever get caught. He said he didn't believe in God, and therefore, he would continue his behavior for as long as he could get away with it, since there would be no final retribution when he died.
Ideas have consequences.
The reason this is not realized more often than it is, is because people don't live consistently within their worldview. Secularists are living on the borrowed capital of Christianity. In other words, they do not want our God, or Bible, or our morality. And yet they still insist on all the benefits that 2000 years of the Christian worldview's influence on Western culture has yielded - such as art, law, government and science. And yet they insist on being gods unto themselves.