"She was afraid of these things that made her suddenly wonder who she was, and what she was going to be in the world, and why she was standing at that minute, seeing a light, or listening, or staring up into the sky: alone."

Next Quote

As for her perfume, it was the kind you only noticed after she'd left a room, not while she was still in it. Even then you didn't realize it was perfume, you only wondered what had made you think of her just then.

— Cornell Woolrich