Ramana MaharshiThe mind, turned outwards, results in thoughts and objects. Turned inwards, it becomes itself the Self (God). To ask the mind to kill the mind is like making the thief the policeman. He will go with you and pretend to catch the thief, but nothing will be gained.

Ramana Maharshi

Muṇḍaka Upaniṣad Reference Materials:

Video/Audio Lectures

Swami Paramarthananda
38 classes (~55 mins each) 1, 2, 3

Swamini Svatmavidyananda
86 classes (~60 mins each)

Mundakopanishad 43 B verse 2.2.4

Swami Anubhavananda
12 classes (~70 mins each)

Mundakopanishad 2 of 12 @ Amma Ashram 2016 (English) 20161019 063120 NR YT

Swami Rama
8 classes (~80 mins each)

Mundaka Upanishad (2/8) Swami Rama

Swami Nikhilananda
12 classes (~75 mins each)

Mundakopanishad ~ Para and Apara Vidya - Introduction, Ch.1 Shloka 1 to 3

Swami Sarveshananda
8 classes (~90 mins each)

Mundakopanishad Part 2

Swami Prabhavananda
12 classes (~45 mins each)