Tobacco ... affects the brain and benumbs the sensibilities, so that the mind cannot clearly discern spiritual things, especially those truths which would have a tendency to correct this filthy indulgence. Those who use tobacco in any form are not clear before God. In such a filthy practice it is impossible for them to glorify God in their bodies and spirits, which are His. (CG 404.1) MC VC

Tobacco weakens the brain and paralyzes its fine sensibilities. Its use excites a thirst for strong drink, and in very many cases lays the foundation for the liquor habit. (CG 404.2) MC VC

Effects of Stimulants and Narcotics—The effect of stimulants and narcotics is to lessen physical strength, and whatever affects the body will affect the mind. A stimulant may for a time arouse the energies and produce mental and physical activity; but when the exhilarating influence is gone, both mind and body will be in a worse condition than before. Intoxicating liquors and tobacco have proved a terrible curse to our race, not only weakening the body and confusing the mind, but debasing the morals. As the control of reason is set aside, the animal passions will bear sway. The more freely these poisons are used, the more brutish will become the nature. (CG 404.3) MC VC

Teach Children to Abhor Stimulants—Teach your children to abhor stimulants. How many are ignorantly fostering in them an appetite for these things! (CG 404.4) MC VC