Yoga and Evolution
Evolution can, when examined in its inner processes of development, be seen to be basically a process of yoga; and yoga can, when examined from the point of view of the instruments which are selected for application for purification and concentration, be considered to be a process of evolution. However, yoga and its processes aim at acceleration of the processes of natural evolution, and they eliminate more and more effectively the ordinary tardy method of slow and confused growth that we find in the processes of natural evolution. As Sri Aurobindo points out:
".. .the natural evolution is at its best an uncertain growth under cover, partly by the pressure of the environment, partly by a groping education and an ill-lighted purposeful effort, an only partially illumined and half-automatic use of opportunities with many blunders and lapses and relapses; a great portion of it is made up of apparent accidents and circumstances and vicissitudes — though veiling a secret divine intervention and guidance. In Yoga we replace this confused, crooked crab-motion by a rapid, conscious and self-directed evolution which is planned to carry us, as far as can be, in a straight line towards the goal set before us."
There are, according to Sri Aurobindo, three stages that cover the entire process of manifestation that is relevant to evolution. An involution of the spirit in the inconscience is