Simplicity (noun)

1. The quality or condition of being simple or uncompounded.
2. Lack of complexity, intricacy, or division into parts.

Origin:

Late middle english: from old french simplicite or latin simplicitas, from simplex "simple".

Examples:

1. The elegance of the design was in its simplicity.
2. The simplicity of the task made it easy to complete.
3. The instructions were written with simplicity in mind.
4. Her explanations were always characterized by their simplicity and clarity.
5. The beauty of the landscape was in its simplicity and grandeur.