Sublime

Walker thinks that our understanding of life, as a phenomenon, is right now where we were with gravity before Newton. We can describe what we see, but we have no sense of the underlying principles—we just see an apple falling to the ground. She thinks that without a theory, a deeper understanding of what life is, the search for it beyond Earth is p

“For every type of animal there is a most convenient size, and a change in size inevitably carries with it a change of form,” Haldane wrote. A most convenient size. A proper state where things work well but break when you try to scale them to a different size or speed.

“In the future, attention undoubtedly will be centered on the genome, with greater appreciation of its significance as a highly sensitive organ of the cell that monitors genomic activities and corrects common errors, senses unusual and unexpected events, and responds to them, often by restructuring the genome.”