Born in Walton County, he moved to Atlanta following the Civil War where he became a successful and eccentric businessman.
[2] As a child, Jack developed a phobia of neckties due to an accidental near-strangulation, and as an adult he refused to ever wear one.
At the start of the Civil War, Jack joined the Tenth Georgia Cavalry, but resigned in December 1864 due to an illness.
The building, called "The House That Jack Built", was constructed of granite blocks that had proven unusable for street paving purposes and adorned with marble slabs that had different phrases and sayings, including many Biblical verses.
Several years prior to his death, Smith had commissioned the construction of a mausoleum in Oakland Cemetery, with a life-sized statue of himself accompanying it.