All of modern physics is governed by that magnificent and thoroughly confusing discipline called quantum mechanics ... It has survived all tests and …

- Murray Gell-Mann

Sustainability is living on nature's income rather than living on its capital.

- Murray Gell-Mann

Sometimes the probabilities are very close to certainties, but they're never really certainties

- Murray Gell-Mann

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…

- Murray Gell-Mann

The mathematics clearly called for a set of underlying elementary objects-at that time we needed three types of them-elementary objects that could be…

- Murray Gell-Mann

Everything that is not forbidden is compulsory.

- Murray Gell-Mann

If you know the wavefunction of the universe, why aren't you rich?

- Murray Gell-Mann

For me, the study of these laws is inseparable from a love of Nature in all its manifestations. The beauty of the basic laws of natural science, as r…

- Murray Gell-Mann

Enthusiasm is followed by disappointment and even depression, and then by renewed enthusiasm.

- Murray Gell-Mann