Summary
This quote suggests that deceitful intentions behind a lie make it particularly harmful and advantageous for the liar. While all lies are generally seen as negative acts, lies with a specific motive or objective are particularly destructive because they are consciously employed to achieve personal gain or benefit at the expense of others. The quote highlights the dangerous potential of such lies, emphasizing their ability to yield profitable outcomes, which makes them especially deceitful and morally objectionable.