Did you ever hear the tale of the loneliest cigarette?
Bringing short term pleasure to just one man, while simultaneously burning herself away into oblivion, she is selfless.
He'll soon kick her to the kerb and stamp out her embers which she offered to him because it's what she thought he wanted.
When she is gone, he will take another.
*And she will be useless. Lifeless. Unwanted. Replaceable.