Those who, like Professors Huxley and Tyndall, do not accept his conclusions, none the less agree with him in principle, though they limit the evolution of the organic world from the inorganic to a very remote period of the world's history.

(See Professor Huxley's address to the British Association at Liverpool, 1870, p.

17.) [280] "Lectures on Metaphysics and Logic," vol.i.Lecture ii., p.

40.
[281] In the same way that an undue cultivation of any one kind of knowledge is prejudicial to philosophy.

Mr.James Martineau well observes, "Nothing is more common than to see maxims, which are unexceptionable as the assumptions of particular sciences, coerced into the service of a universal philosophy, and so turned into instruments of mischief and distortion.