the mind > emotion > absence of emotion > lack sensitivity [verb (intransitive)] > be callous or hard-hearted
to weep millstones1597
1597 W. ShakespeareRichard IIIi. iv. 234Clar. Bid Glocester thinke of this, and he will weepe. Am. I, milstones as he lessond vs to weepe. View more context for this quotation