Hon Dr NICK SMITH (National): Tēnā koutou, tēnā koutou, tēnā koutou katoa. Last month I saw this quirky cafe sign that appealed to my nerdiness: that 31 years equates to a billion seconds. Bar a few thousand, it's been a blast and an enormous privilege to be part of governing this amazing little country we share. My time here has had many ups and downs—in fact, as many as the southern mountains that I studied in my PhD thesis.