There is no sadder sight in the world than to see a beautiful theory killed by a brutal fact.
Thomas HuxleyWithin the last fifty years, the extraordinary growth of every department of physical science has spread among us mental food of so nutritious and stimulating a character that a new ecdysis seems imminent.
Thomas HuxleyOnly one absolute certainty is possible to man, namely that at any given moment the feeling which he has exists.
Thomas Huxley