She seemed left behind.

If young people were really becoming serious, if youths no longer cared about the colour of Thyme's eyes, or dress, or hair, what would there be left to care for--that is, up to the point of definite relationship?
Not that she wanted her daughter to be married.

It would be time enough to think of that when she was twenty-five.

But her own experiences had been so different.

She had spent so many youthful hours in wondering about men, had seen so many men cast furtive looks at her; and now there did not seem in men or girls anything left worth the other's while to wonder or look furtive about.