Repetition is opportunity.
A nice line from Xenakis:
When you say repetition, it is "thinking again about the same thing." This is what I think of as the meaning of "repetition."
He thought he saw an Elephant,
That practised on a fife:
He looked again, and found it was
A letter from his wife.
"At length I realise," he said,
"The bitterness of Life!"
and, of course, John Cage's advice:
If we are suffering, and we are able to recognize it, we have the opportunity to change our minds.