His face was calm and serious, but he was smiling inside.

She smiled inside at the furious look on Tachyon's face.

I smiled inside, hoping it wouldn't show on my face.

He's scared to death but too much a man to say so, Cashel thought, smiling inside.

This time, she smiled inside, where it didn't show.

Within a moment he smiled deep inside, although his impassive face showed nothing.

Ranger stayed stoic, but I knew he was smiling inside.

I smiled inside, knowing that I had made it in under two weeks.

Leuclast didn't smile, not on the outside of his face, but he was smiling inside.

He smiled inside without letting it show, thinking there were probably a thousand others wishing exactly the same thing.