Enthusiasm is followed by disappointment and even depression, and then by renewed enthusiasm.
Murray Gell-MannSometimes the probabilities are very close to certainties, but they're never really certainties
Murray Gell-MannSo the old Copenhagen interpretation needs to be generalized, needs to be replaced by something that can be used for the whole universe, and can be used also in cases where there is plenty of individuality and history
Murray Gell-MannPerhaps we see equations as simple because they are easily expressed in terms of mathematical notation already invented at an earlier stage of development of the science, and thus what appears to us as elegance of description really reflects the interconnectedness of Nature's laws at different levels.
Murray Gell-Mann