Foot prints

One day a man having conversation with god when his whole life flashed before his eyes as a series of footsteps on the sands of time.
He saw that there were two pairs of footprints, but during the most difficult periods of his life there were only one set of footprints.

He asked god "You said you will be with me throughout this journey, but why have you deserted me during the most critical times of my life??"

To which god answered "Son, I did not desert you, I was always with you...you see only one set of footprints because during those difficult times in your life, I was carrying you