Check out the two lines drawn at the center. Are these parallel?

The answer is yes, they are parallel but due to the other lines in the background they might look as if they are not parallel.

This is a painting in which it looks like that the person is supporting the eye

Do you see the circle in motion? Check out the direction of the motion

Check out the illusion below and you will see that the circles are expanding.

Read the text below in the illusion and you will see that the text moves in the direction as mentioned in the picture. Check it