In English
What work should you assign to the mind? Let the mind be a watchman at the gate of your nostrils. Let it observe what is going in and what is coming out. So is inhaled and is exhaled. So symbolises that which is good (Divinity) and stands for that which is bad (ego). Then the mind will understand that the Divinity has to be taken in and ego has to be given up. Mind is like a mad monkey. Unless it is kept busy, it will go according to its whims and fancies. The only way to keep a monkey busy is to make it go up and down a pole repeatedly. Likewise, the mind also has to be kept busy by contemplating on .