A fish probably has no means of apprehending the existence of water; it is too deeply immersed in it.

Life must be considered sui generis; it is not a form of energy, nor can it be expressed in terms of something else.

In other cases, when the medium becomes entranced, the demonstration of a communicator's separate intelligence may become stronger and the sophistication less.

Men of Science would do well to talk plain English. The most abstruse questions can very well be discussed in our own tongue ... I make a particular appeal to the botanists, who appear to delight in troublesome words.

There is no instrument for measuring the pressure of the Ether, which is probably millions of times greater: it is altogether too uniform for direct apprehension. A deep-sea fish has probably no means of apprehending the existence of water, it is too uniformly immersed in it: and that is our condition in regard to the Ether.

A fish probably has no means of apprehending the existence of water; it is too deeply immersed in it.

There is a conservation of matter and of energy, there may be a conservation of life; or if not of life, of something which transcends life.