The only way to acquire all the great qualities of Enlightenment is to repeat many times the short moment of recognising mind essence.
There is no other method.
One reason for short moments is that, as there is no stability right now, the recognition of awareness doesn't last for more than a brief moment, whether we like it or not.
By practicing many times, we get used to it. (From Vajra Speech, published by Rangjung Yeshe Publications.) (Read more here)
