Light of lights! All gloom dispelling, Thou didst come to make they dwelling Here within our world of sight. Lord, in pity and in power, Thou didst in our darkest hour Rend the clouds and show thy light. Praise to thee in earth and heaven Now and evermore be given, Christ, who art our sun and shield. Lord, for us thy life thou gavest, Those who trust in thee thou savest, All thy mercy stands revealed.   -St. Thomas Aquinas, 13th Century During this time of year, I find Christmas lights irresistible.  Darkness changes when bare tree limbs and trunks become twinkling nighttime sculptures. I hope to always marvel when I view a display of lights in a yard or the annual simplicity of lights on a Christmas tree. There is value in light…