The Oxford English Dictionary refers to the delible stain of departed souls, which is a true but terrifying thought.
What is a computer image but a delible stain...?
What is a life but a memory...?
...well, in both cases, quite a lot, actually.
But only if you do something about it, like writing a play
engraving by Martin Drieshout
or having a child:
or inventing a cure for smallpox:
Edward Jenner by John Rapheal Smith
or invading a country:
Perhaps you can take the delible thing a bit too far...
Thing To Be Today: delible. This word comes from the Latin delēre, to destroy.