Genius
Part of speech: noun
Definition: Someone possessing extraordinary intelligence or skill; especially somebody who has demonstrated this by a creative or original work in science, music, art etc. Extraordinary mental capacity. inspiration, a mental leap, an extraordinary creative process. The guardian spirit of a place or person. A way of thinking, optimizing one's capacity for learning and understanding.
Example sentence: Any intelligent fool can make things bigger and more complex... It takes a touch of genius - and a lot of courage to move in the opposite direction.
Brilliance
Part of speech: noun
Definition: The quality of being exceptionally effulgent (giving off light).The quality of having extraordinary mental capacity.Magnificence; resplendence.
Example sentence: It's critical that we use a very dark brush to paint evil. When you bring the light into that darkness as characterized in John 1, that light is very vivid. When it dispels the darkness, we see the brilliance that's there.