"My thankfulness is to have participated in this truly awesome Universe -- or multiverse, if you prefer -- and to have been born and lived a life that is meaningful in how I have contributed to our human society."
MORE: http://www.daily-times.com/farmington-opinion/ci_24606612/column-giving-thanks-nones-way
See also...
Thanksgiving Non-Prayers for Humanists
http://americanhumanist.org/HNN/details/2013-11-thanksgiving-non-prayers-for-humanists