Our souls are sparks of light, the little twinkling lights you see from time to time out of the periphery of your of field of vision.

Rapidly changing refraction due to turbulence along the line of sight affects different colors of light by different amounts and generally produces a twinkling effect for stars.

Ambiguously, the dark area of swimming pool intention seems somebody stand over there, light cloud savor, there is some Mars with red Xing being twinkling.