Extinguished theologians lie about the cradle of every science, as strangled snakes beside that of Hercules
Thomas HuxleyMen can intoxicate themselves with ideas as effectually as with alcohol or with bang and produce, be dint of serious thinking, mental conditions hardly distinguishable from monomania.
Thomas HuxleyEvery living creature commences its existence under a form different from, and simpler than, that which it eventually attains.
Thomas Huxley