The 5 fundamental principles of Prout (PROgressive Utilisation Theory) In 1959, Prabhat Rainjan Sarkar formulated the five fundamental principles of Prout, which were subsequently published in the end chapter of the book Idea and Ideology. These five core principles were incorporated as aphorisms 12 to 16 of the fifth chapter of Ananda Sutram (1962), a central work by P.R. Sarkar, along with the 11 social and socio-economic principles of Prout. 1 Ceiling on accumulation of physical wealth 2 Maximum utilization and rational distribution of all potentialities of the world 3 Maximum utilization of all individual and collective potentialities 4 Proper adjustment between all utilizations 5 Method of utilization to vary with changes in time, place and person and be of progressive nature