"One and one make two" assumes that the changes in the shift of circumstance are unimportant. But it is impossible for us to analyze this notion of unimportant change.

The pursuit of mathematics is a divine madness of the human spirit.

We must not expect simple answers to far-reaching questions. However far our gaze penetrates, there are always heights beyond which block our vision.

With the sense of sight, the idea communicates the emotion, whereas, with sound, the emotion communicates the idea, which is more direct and therefore more powerful.

Art heightens the sense of humanity. It gives an elation to feeling which is supernatural...A million sunsets will not spur us on towards civilization. It requires Art to evoke into consciousness the finite perfections which lie ready for human achievement.

Art flourishes where there is a sense of adventure, a sense of nothing having been done before, of complete freedom to experiment.

The safest general characterization of the European philosophical tradition is that it consists of a series of footnotes to Plato.