"Don't dwell on the losses, Chimm." Ygdras said, "Despair leads to the Dark Side taking over." Chimm would feel Ygdras was also fighting grief not just for the other Younglings but for Dathomir and the massacre the Separatists committed there. He felt that loss when it happened, triggering one of his frequent outbursts back at the temple on Courascant(?).