This is an audiobook of Bodhi Leaves No. 98 by Bhikkhu Khantipālo, 'Heedfulness' found in the Pariyatti Edition of Collected Bodhi Leaves Vol. IV, narrated by Shelina Hetherington.

Excerpt:

...The quality of heedfulness has been praised many times by the Exalted Buddha, just as the opposite, heedlessness, has been condemned. In this Dhamma, there is much to be practised and there is practice suitable for every posture of the body and every minute of the day. There is practice to be done concerning the stream of thoughts racing in the mind, there is more practice connected with the thousands of words spoken every day, and there is Dhamma-practice for the body, whatever it is doing. Now none of this can be accomplished without heedfulness, without making effort, without employing mindful awareness, or without wisdom. Heedfulness implies the conscious cultivation of these three aspects of Dhamma: effort, mindfulness and wisdom....