Megan Karasch said this quote
“ In advising the heads of state to learn from tragedy rather than perpetuate its existence Robert Kennedy excalimed, Tragedy is a tool for the living to gain wisdom, not a guide by which to live. We have a tendency to dwell on tragedy and use it as a justification for tragic occurrences that follow,rather than parse the tragedy, taking from it important lessons and using those lessons to avoid similar tragedies. ”