If you feel you have the right key, you try to make some phrase or sound that will fit.
“All religions have periods in their history which are looked back to with retrospective fear and trembling as eras of persecution, and each religion has its own book of martyrs.”
“You make due with the time you have here. Hopefully when you pass on, somebody can look back and say, 'Wow, they made a difference in some kind of way.'”