A person's handwriting is as unique as their personality, which makes it tempting to connect the two. Graphology is a fun exercise, especially if you're testing someone you know, but it has very limited accuracy.ry analyzing it like this, paying special attention to cursive letters with upper loops (such as b, d, or h): 1  A right slant shows up when the writer is eager to write, or writing quickly and energetically. 2  A left slant could mean an unwillingness to write, or a desire to hide emotions. 3  A straight vertical slant might mean the writer keeps her ...