God designed that the living machinery should be in daily activity. For in this activity or motion is its preserving power.... The more we exercise, the better will be the circulation of the blood.
Ellen G. WhiteWhen music is allowed to take the place of devotion and prayer, it is a terrible curse. Young people assemble together to sing, and, although professed Christians, frequently dishonor God and their faith by their frivolous conversation and their choice of music.
Ellen G. WhiteIf physical exercise were combined with mental exertion, the blood would be quickened in its circulation, the action of the heart would be more perfect, impure matter would be thrown off, and new life and vigor would be experienced in every part of the body.
Ellen G. White