The Asvins, Divine Twin Horsemen of the Rigveda

Ashwins are the charioteers of the Sun, who bring benefits and healing to humanity. They are the devas of Ayurvedic medicine.

Image of Satguru Sivaya Subramuniyaswami
Yes, willpower is the key, the must, the most needed faculty for spiritual unfoldment on this path. Work hard, strive to accomplish, strengthen the will by using the will.
—Gurudeva