Presently Mike had thought his features into more mature lines and had made other slight changes in his appearance.  That, plus the fact that they frequented places where the Man from Mars would certainly not be expected (by the public) to go, got them privacy.  About that time, when Jill was phoning home to give a new mailing address, Jubal had suggested a cover-up story - and a couple of days later Jill had read that the Man from Mars had again gone into retreat, this time in a Tibetan monastery.