Win a Moon rock

To celebrate the upcoming fortieth anniversary of the Apollo 11 Lunar landing, New Scientist offers a little chunk of the Moon to call your own (a 1.4 gram fragment of a lunar sourced meteor to be precise). All they ask in return is the best answer (in 75 characters or less) to the question What should Armstrong have said when he first laid a foot on the Moon? Send your answers in via the comments section of this webpage.