The opposite of self-pity.
The first principle of sorcery.
The first effect of sorcery is heightened awareness. (Silence, 117)

Ruthlessness is preferred to than ‘certainty’ and ‘firmness.’ (Silence, 122)

The place of no pity is the site of ruthlessness. (Silence, 124)

In order to move the assemblage point the sorcerer must be ruthless and familiar with the place of no pity.
Each nagual develops his own brand of ruthlessness specific to him alone. (Silence, 131)

Sorcerers mask their ruthlessness against their will. (Silence, 133)

Ruthlessness is not cruelty; opposite of self-pity and self-importance; ruthlessness is sobriety. (Silence, 154)

A state of being, a level of intent attained. (Silence, 166)