“The basic principle, and the principles of chiropractic which have been developed from it are not new. They are as old as the vertebrae.”— Daniel David Palmer
“Life is the expression of tone. In that sentence is the basic principle of Chiropractic.”— Daniel David Palmer
“I am not the first person to replace subluxated vertebra, for this art has been practiced for thousands of years.”— Daniel David Palmer
“Reverence for the innate intelligence is the cardinal principle of chiropractic.”— Daniel David Palmer