Unlike some people who share so much of their lives you can smell the sachet on their pillows, although there are other scents which come to mind, Mrs. Linklater isn't inclined to do that in her journal.
However, as she heads out of town to celebrate her birthday, she feels compelled to reveal the following:
In one week she has gone from feeling so happy she couldn't believe it.
To feeling so sad, she doesn't know when it's going to go away.
And she did it to herself.