Ignorance a bliss?

Is it better to have never known something or to have known something but to ultimately lose it later?

I personally feel that it depends on the circumstance of the situation and the victim of the situation as well as severity of the situation. To me, I believe that the fact that you know something noone else in the world knows, could make a difference. You will become different because you have the knowledge that noone else. To quote Charles Caleb Colton, "We owe much of our knowledge not to those who have agreed, but those who differed". I sincerely belief that the person with this knowledge will use it for the benefit of the people. However, that is the more positive side. The fact is that not everyone can bear the knowledge. "Knowledge is power". To quote Spider-man uncle,"With great power comes great responsibility". Moreover, the person could be negatively affected by it or uses it for evil means. This type of situation is best left not knowing. I believe if this were to happen, the individual must learn to cope with it, unlike Margot in All in a summers day who became anti-social because she knew the sun and hated the rain. Ultimately, it boils down to the individual's character that gives the result