 If they can't move fast enough, they're going to go extinct. And we are losing a huge number of plants every year. And many of them are just not useful to humans. So we don't really think about them. And I didn't really think about them, honestly, before working on this book. It's harder to have feelings for really rare plants that maybe we didn't even know existed until a few years ago. But I feel like now I feel very connected to the fact that each one of those is this evolutionary,