Quote taken out of context by fiendish attention-seeking internet or not? You decide!
Zachary Quinto wrote:
It's like an era of association with certain roles - a part like Spock, or a part like Sylar - is coming to an end.
IMO, yes. He's just saying he wants a variety of roles and not to be typecast as "that serial killer" or as Spock. Plus, doing one more Trek film after Into Darkness
could well be seen as his time as Spock coming to an end.