leave my instructions before they are quite free from [20]
the bias of their first impressions, whether those be cor-
rect or incorrect. Such students are more or less subject
to the future mental influence of their former teacher.
Their knowledge of Mind-healing may be right theo-
retically, but the moral and spiritual status of thought [25]
must be right also. The tone of the teacher's mind must
be pure, grand, true, to aid the mental development of
the student; for the tint of the instructor's mind must
take its hue from the divine Mind. A single mistake in