Does anyone know about this poem~!?

Question:

Does anyone know about this poem~!?

I DONT REMEMER WHATS IT CALLED AND IT SAY SOMETHING I DONT REMEMBER!

BUT THE VERY END SAY JUST REMEMBER LIFE GOES ON.

ITS REALLY CUTE AND I LIKE IT SO IF YOU NO ANYTHING ABOUT THIS THEN PLEASE LET ME KNOW.

Best Answer - Chosen by Asker:

I think it starts with " There once was a man from Nantucket....."