In the shadow of these monuments or icons, there must be the most unstable things in our society, the things that we can't map.
"Now planetary orbits are highly unstable things, whirling around, but they are stable in the sense that they follow a fixed path.
But as a mark of how unstable things have been over in Sunnyvale, she's actually the third person to occupy the position in the space of a year.
However, history tells us that the base of the bird tree is quite unstable and things are likely to change – how much, and quite when it will stabilize and in what position is another matter entirely.
"I know that he seems like he's a little unstable when things change," she said.
Always unstable places, things have gotten worse lately for two interrelated reasons.
"He was saying it could be an explosive and how unstable these things can be if they're old".
His mental health isn't the only thing unstable about a show that uneasily unites standup with sketch, impro and song.
As one of the scientists I spoke to said, if you believe that the climate is unstable, the last thing you want to do is conduct a vast, unsupervised experiment on it.
