You are still half-savage -- but there is hope.
The Metron: Sparing your helpless enemy who surely
would have destroyed you, you demonstrated the advanced trait
of mercy, something we hardly expected. We feel that there may
be hope for your kind. Therefore you will not be destroyed. It
would not be civilized.
McCoy: Respect is a rational process.
Kirk: [to Spock] Aha ha ha ha. I see. You mean you
reasoned that it was time for an emotional outburst?