It is reasonable to hope that in the not too distant future we shall be competent to understand so simple a thing as a star.

Our ultimate analysis of space leads us not to a "here" and a "there," but to an extension such as that which relates "here" and "there." To put the conclusion rather crudely-space is not a lot of points close together; it is a lot of distances interlocked.

Let us suppose that an ichthyologist is exploring the life of the ocean. He casts a net into the water and brings up a fishy assortment. Surveying his catch, he proceeds in the usual manner of a scientist to systematise what it reveals. He arrives at two generalisations: No sea-creature is less than two inches long. (2) All sea-creatures have gills. These are both true of his catch, and he assumes tentatively that they will remain true however often he repeats it.

Human life is proverbially uncertain; few things are more certain than the solvency of a life-insurance company.

Every body continues in its state of rest or uniform motion in a straight line, except insofar as it doesn't.

The physical world is entirely abstract and without actuality apart from its linkage to consciousness.

Asked in 1919 whether it was true that only three people in the world understood the theory of general relativity, [Eddington] allegedly replied: "Who's the third?"