one can not have" lack" of compassion without the other:
com: a prefix meaning “with,” “together,” “in association,” and (with intensive force) “completely,” occurring in loanwords from Latin ( commit): used in the formation of compound words before b, p, m: combine; compare; commingle.
pas·sion:
?paSH?n
noun
1.
strong and barely controllable emotion.
"a man of impetuous passion"
2.
the suffering and death of Jesus.
"meditations on the Passion of Christ"
synonyms: crucifixion, suffering, agony, martyrdom
"the Passion of Christ"
compassion: having passion together, Submission to the other together