Actually, it is well known that Spock's personal demon was his inner conflict between his logical and illogical sides (human/vulcan). Therefore, while it might be logical to assume that Spock would always win, logic doesnt always carry the day. That's why he dies to save his best friend.
Shouldn't Spock always win... I mean logically?
Now that you mention it, it does make perfect sense.
Actually, it is well known that Spock's personal demon was his inner conflict between his logical and illogical sides (human/vulcan). Therefore, while it might be logical to assume that Spock would always win, logic doesnt always carry the day. That's why he dies to save his best friend.
The only reason Spock usually wins is that no one knows the hand signal for lizard .