He shook his head as he spoke but I could see a subtle smile.

Now she may purposely not understand,' Betsy spoke with a subtle smile, 'but all the same it becomes her.

Or perhaps it was something that only resembled a very small, very subtle smile.

The old woman stood still for a minute with a cup in each hand and smiled her slow, subtle smile.

It had passed now and her lips parted in a subtle smile.

The boy nodded, and his solemn face flickered for a second with a subtle smile.

I've mellowed enough over the years to respond to such remarks with only a subtle smile.

Then with a serious brow but subtle smile, he asks, "Two points or three?"

The apartment has a vision of life as a subtle smile.

'Quite a story,' he said, with a subtle, forced smile.