 In Unification IIData meets Spock and is an interesting contrast: the android who tries so hard to feel emotions and the half-human/Vulcan who tries so hard to hide his emotions .
<meaning-changed>  In Unification IIData meets Spock and is an interesting contrast: the android who tries so hard to feel emotions and the half-human/Vulcan who tries so hard to hide his emotions .
 In Part II, Lore returns, using the emotion chip to control Data and make him help with Lore's attempt to make the Borg entirely artificial lifeforms. Data eventually deactivates Lore, and recovers, but does not install the damaged emotion chip .