“生命曲线”世间万物，各有其性，以植物而言，枝蔓茎干绝大多数都是直向生长的，而有一些植物却是盘旋生长的。如攀援植物五味子的藤蔓就是左旋，即按顺时针方向缠绕生长的。与此恰恰相反，盘旋在支架上的牵牛花的藤在旋转时，却一律按逆时针方向盘旋而上，如果人为地将其缠 “Life curves” are all things in the world. In terms of plants, most stems of stems grow straight, and some plants are hovering. For example, the vine of the climbing plant Schisandra is left-handed, that is, it is wound in a clockwise direction. Contrary to this, when the morning glory of the morning vine spiraling on the support rotates, it spirals in counterclockwise direction, if it is artificially wrapped around it.