in. 
The Origin of Conscious Life. 
S to the origin of conscious 
ajl life, there is the same un¬ 
certainty. The wide and deep gulf 
between the vegetable and animal 
kingdoms has never been bridged 
over. Evolution merely takes a fly¬ 
ing leap across this broad and mys¬ 
terious chasm. As to this transition, 
Darwin says: “Analogy would lead 
me one step further; namely, to the 
belief that all animals and plants 
are descended from some one proto¬ 
type/ ’ He admits that “ analogy 
may be a deceitful guide,” but then 
goes on to say: “Nevertheless, all 
living things have much in com¬ 
mon, in their chemical composition, 
30 
