The quest of the absolute leads into the four-dimensional world. - Arthur Eddington

As truly as the mystic, the scientist is following a light; and it is not a false or an inferior light.

Materialism in its literal sense is long since dead. … It is … belief in the universal dominance of scientific law which is nowadays generally meant by materialism.

I think that science would never have achieved much progress if it had always imagined unknown obstacles hidden round every corner. At least we may peer gingerly round the corner, and perhaps we shall find there is nothing very formidable after all.