Lynn Margulis

"Symbiosis is the way of the world."

"Life did not take over the globe by combat, but by networking."

"Gaia is a tough bitch and won't let us push her around indefinitely, but she can only react to what she can sense."

"The biosphere is made of cells, and cells are made of bacteria."

"We are all walking communities of bacteria."

"Consciousness may not be what we think it is."

"The planet is not in trouble. The planet will be fine. We are in trouble."

"Evolution is a process of tremendous change, but it takes time."

"Synergy is the only word in the English language for certain physical phenomena described by precise language of mathematics and chemistry."

"Life is not a competition but a cooperation."

"We are all symbiotic."

"The origin of eukaryotic cells is the greatest evolutionary change in the history of life."

"Bacteria are not primitive. They are the most successful organisms."

"Mitochondria are the powerhouse of the cell, but they were once free-living bacteria."

"Life comes from life."

"Natural selection is real, but it's not the whole story."

"We need to teach people to think about the planet as a living system."

"The history of life on Earth is the history of symbiosis."

"Chloroplasts are the reason we have oxygen in the atmosphere."

"Evolution happens through cooperation as much as competition."

"Cell membranes are permeable, and that permeability is essential to life."

"The biosphere is self-regulating."

"Autopoiesis is the key to understanding life."

"We are stardust that has learned to think."

"Life is resilient and adaptive."

"The smallest organisms have the greatest impact on the planet."

"Extinction is not the end; it is transformation."

"Life emerges from complexity."

"We must understand that all life is connected."

"The genetic code is a language written in chemicals."