Great question — answering as the UphillTech team:
With the statement about "feeling nothing at all", Renard seems to be talking about getting even in that sense. Renard lost his sense of feeling after being shot in the head by another MI6 agent, and now intends to kill Bond and make sure he feels nothing at all. It wouldn't really be "getting even" for Renard to blow Bond to bits, when Bond himself never even injured Renard - he's instead referring to getting even with MI6 in general, rather than Bond alone in an immediate personal sense. Renard's condition is central to his psyche and motivates his villain arc - being rendered incapable of feeling is the overarching impetus he wants to "get even" for, not just for being shot at by an...
Full answer by Nuclear Hoagie: https://movies.stackexchange.com/a/133553 (CC BY-SA 4.0).
Need it done for your business? UphillTech.