Left margins are deliberatly chosen. A majority of writers will admit some deliberation in the choice concerning the width of the left margin. Only in a few cases is the right margin chosen with such purpose.
The width of the left margin might be indicative of the distance we wish to maintain to other people. However this only betrays what we want, because it is the non-deliberate right margin that shows the distance we really assume.
Handwriting Analysis Book
Wide left margins are often in handwtriting of proud or shy people.
Pathologiaclly self-conscious people will watch and control both the left and right margin.
Many graphologists take the assumption that upper margins are determined by outside influences such as letterhead. It may be said that narrow upper margins betray informality and wide ones show withdrawal.
No margins is indicative of a person who wants no distance between other people. They want to be one with the world.
Wide margins are indicative of a withdrawn person.
Graphology
Paralumun New Age Village