It appears that the solution of the problem of time and space is reserved to philosophers who, like Leibniz, are mathematicians, or to mathematicians…

- Hans Reichenbach

Philosophy is regarded by many as inseparable from speculation. ... Philosophy has proceeded from speculation to science.

- Hans Reichenbach

The philosopher of science is not much interested in the thought processes which lead to scientific discoveries; he looks for a logical analysis of t…

- Hans Reichenbach

The essence of knowledge is generalization. That fire can be produced by rubbing wood in a certain way is a knowledge derived by generalization from …

- Hans Reichenbach

Common to the two geometries is only the general property of one-to-one correspondence, and the rule that this correspondence determines straight lin…

- Hans Reichenbach

We must... maintain that mathematical geometry is not a science of space insofar as we understand by space a visual structure that can be filled with…

- Hans Reichenbach

Absolute time would exist in a causal structure for which the concept indeterminate as to time order lends to a unique simultaneity, i.e., for which …

- Hans Reichenbach

The statement that although the past can be recorded, the future cannot, is translatable into the statistical statement: Isolated states of order are…

- Hans Reichenbach

Visual forms are not perceived differently from colors or brightness. They are sense qualities, and the visual character of geometry consists in thes…

- Hans Reichenbach