What is the concept of "ignorance is bliss" and how does it relate to the idea that the less you know, the happier you may be?

The concept of "ignorance is bliss" suggests that not knowing certain things can lead to a happier and more content life. This idea implies that sometimes, being unaware of certain truths or realities can prevent feelings of worry, anxiety, or distress. In other Words, the less you know about negative or troubling information, the more likely you are to feel happy and at peace.