Contemplation (noun)

1. The action of thinking deeply about something.
2. The act of meditating on spiritual matters.

Origin:

Late middle english: from latin contemplatio(n-), from contemplari "observe attentively", from con- "completely" + templum "a place for observing".

Examples:

1. He spent the afternoon in quiet contemplation.
2. She found contemplation to be very helpful in reducing stress.
3. The sunset was a beautiful scene for contemplation.
4. The sound of the waterfall was perfect for contemplation and meditation.
5. The book provided much food for contemplation.