Write in simple language. Learnt from Saint Dyaneshwar, from Maharashtra whose book Dyaneshwari became so popular because it was in then colloqiual language and it was having simile or examples that people from various strata of society were able to relate to. Bhagvad Geeta has 700 verses (Shlokas) where as Dyaneshwari has 7000 verses(ovya Or ovi ~ singular ). On an average He has explained a Shloka in 10 ovis.

Dnyaneshwari download

श्री. ज्ञानेश्वरी मुक्तचिंतन Marathi Translated version