[I]self study and development[/I] or [B]svadhyaya [/B] is a foundational [I]observance[/I] / niyama of Patanjali Yoga sutras. This treatise is a concise terse document which is usually studied by the potential yogin in combination to some degree or another with practice - for the goal of reaching the position of raja.
This is an ongoing process of learning about oneself, the universe, seen, and unseen, and what it all means and what you can do.
I would like to quote Alain Danielous’ [I]Yog[/I]a under the heading of [I]Svadhyaya.[/I] for definition.
“[I]Self - Development[/I] consists in the study of the revealed scriptures, which are the source of human progress and happiness. To witness the [I]paramat[/I]man is the aim of self development. It is reached by study, teaching, listening, pondering and meditating.”
That title up there is - f a i l