"We could dig up some soil here, or take water from the pond, and discover biology
at a scale that people really have not even imagined.
The world of microbiology as we've come to know it is based on over a hundred year old technology
of seeing what will grow in culture. Only about a tenth of a percent (0,1 %) of microbiological organisms,
will grow in the lab using traditional techniques...
We knew there were one or two bacterial rhodopsins, but people thought they were rare molecules;
it turns out it's probably one of the largest gene families on the planet", (life what a concept, edge.org)