“He who has not Christmas in his heart will never find it under a tree.”
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“The only real blind person at Christmas-time is he who has not Christmas in his heart.”
"Christmas in the Dark" in Ladies Home Journal (December 1906)
Context: The only real blind person at Christmas-time is he who has not Christmas in his heart. We sightless children had the best of eyes that day in our hearts and in our finger-tips. We were glad from the child's necessity of being happy. The blind who have outgrown the child's perpetual joy can be children again on Christmas Day and celebrate in the midst of them who pipe and dance and sing a new song!

“He who has the truth at his heart need never fear the want of persuasion on his tongue.”
Volume III, chapter II, section 99.
The Stones of Venice (1853)
Source: The Stones of Venice: Volume I. The Foundations

Twitter http://www.cnn.com/2015/12/09/politics/donald-trump-hillary-clinton-conspiracy/index.html (8 December 2015).
2010s, 2015

Variant: Never worry about the size of your Christmas tree. In the eyes of children, they are all 30 feet tall

“Whoever cannot find a temple in his heart, the same can never find his heart in any temple.”
The Book of Mirdad (1948)