The Description of the Human Body He believed the heat of the heart somehow caused all movement of the body. Blood vessels he realized were pipes, he saw that veins carried digested food to the heart. (This was brought further by William Harvey. Harvey developed the idea of the circulation of the blood.) Descartes felt that an energetic part of blood went to the brain and there gave the brain a special type of air imbued with vital force that enabled the brain to experience, think and imagine. This special air then went through the nerves to the muscles enabling them to move. The Description of
Some Reulis and Cautelis to be observit and eschewit in Scottis poesie Some Reulis and Cautelis to be observit and eschewit in Scottis poesie Ane Schort Treatise conteining some Reulis and Cautelis to be observit and eschewit in Scottis poesie (1584) is the full title of a work of non-fiction prose in Scots, also called The Essayes of a Prentise in the Divine Art of Poesie, written by the 19-year-old James VI of Scotland (later also James I of England) and first published in Edinburgh. Its original purpose was to describe and propose the ideal standard for poets writing in the Scottish tradition, a tradition which includes James' direct ancestor, James I