Senator WONG (South Australia—Minister for Foreign Affairs and Leader of the Government in the Senate) (14:32): Senator, I apologise; I'm sorry if I've done damage to your career by saying something nice about you! But my point was it would be good in this space if those opposite could perhaps jettison the obstruction for once. I think we all believe that more houses need to be built in this country. It is an ambitious target. We make no apology for an ambitious target. You need an ambitious target if you're actually going to make a measurable difference in terms of Australia's housing supply. I appreciate—I think we all appreciate—the level of ambition, but we are also committed— Senator Bragg: On a point of order: the question was very clear. I'm seeking advice as to whether the Treasury's official advice is incorrect or not. The PRESIDENT: Yes, and I believe the minister is being relevant. You were talking about the targets, and that's how the minister is responding. Minister Wong. Senator WONG: Senator, I've explained to you it is an ambitious target and that we make no apology for that. Senator McKenzie: What about Treasury's advice? Senator WONG: I'm sure that you can spend a lot of time talking to Treasury about their advice and you can spend a lot of time trying to tell everyone that this is a dreadful idea. We want— (Time expired) The PRESIDENT: I'm going to invite Senator Bragg to ask his second supplementary.