The Right Eye of Horus controlled by the left brain deals with words, letters, and numbers masculine orientated.

The Left Eye of Horus deals with esoteric thoughts and feelings and is responsible for intuition. feminine orientated.

Horus the Elder is said to have been wounded in the left eye in the battle with Seth, but he healed. However that eye was always weaker, and while the sun shone out of his right eye, the moon shone out of his left eye.

Images of the "Eye of Horus" were considered to be powerful protective amulets.