Today the network of relationships linking the human race to itself and to the rest of the biosphere is so complex that all aspects affect all others to an extraordinary degree. Someone should be studying the whole system, however crudely that has to be done, because no gluing together of partial studies of a complex nonlinear system can give a good idea of the behavior of the whole.
Murray Gell-MannSometimes the probabilities are very close to certainties, but they're never really certainties
Murray Gell-MannPlanets are too dim to be detected with existing equipment, far away, except in these very special circumstances where they're seen by their gravitational effect
Murray Gell-Mann