At morning:
Look in front of your inner eye (visualize): a dot.
Let this dot become a circle, in which center there is something bright, dynamic, that is extending the dot so it becomes a circle.
In the evening:
Look in front of your inner eye: the circle.
Let the circle become a dot by something bright, dynamic from the outside.
1. Dot in the morning 2. Circle in the day 3. Dot in the evening 4. The night 1. Dot in the morning
If possible daily and as long as possible.