What really struck me was the natural enthusiasm they had for the idea.

Straightening up, he met Kim's eyes, a natural enthusiasm burning in his own.

The kenders' hopes were dashed for only a moment before Trap's natural enthusiasm rose again.

His natural enthusiasm over any new undertaking possessed him.

With the conversation turned to more familiar topics, Danug's natural enthusiasm surfaced.

Full of natural enthusiasm, the Beast pulled himself to his feet and started walking.

Schools at all levels have managed to squelch this natural enthusiasm, he says, but the need to find ways of reviving it is great.

His natural enthusiasm was returning; suddenly the task didn't seem quite so formidable.

And besides, the author brings far more natural enthusiasm to sin than to redemption.

The first element is the natural heartfelt enthusiasm of humans to help those around them.