What is the motive behind enduring pain in Hathayoga?

Endurance of pain increases mental strength and detachment towards worldly life and therefore the mind turns to Spirituality. By experiencing unhappiness destined actions are completed. However the real motive behind practising Hathayoga is not limited to merely bringing about an increase in the tolerance of the mind but to activating the kundalini.

How does mudra assist in meditation?

By closing four out of the five sense organs (viz. eyes, nose, ears and tongue) the perception of external stimuli decreases and tranquility of the mind is facilitated.’ At that time if one concentrates on the rhythm of respiration (chanting a mantra along with it) then one begins to slip into meditation.

What are the means of obtaining bliss?

Only when the impressions of desires and instincts, likes and dislikes, temperamental characteristics, etc. are wiped off from the subconscious mind, that is only when nescience is destroyed can one experience the Bliss lying dormant within oneself.

Types of happiness and heaven or Moksha?

What are various types of happiness and It is because there is a lot of happiness in heaven that when there is a great amount of happiness on the earth, it is termed as heavenly. However one does not experience Bliss in heaven.