The sun. [volume] (New York [N.Y.]) 1833-1916, 1914-12-27

lin tho liver after they have re-
produced; In other cases they migrate
out of the liver. are passed down the
gut and die on tho ground 1t will he
noted that in this extraordinary life
history there Is point after point at
which the process may come to an
end The eggs may light on dry
ground; they may develop In pool
without water snalls; they may eN-
haust themselves before they come
across The water snail; the water snail
containing them may be swallowed Ivy
a water wagtail: the sun may dry up
the encysted cercarin; or may be
that no sheep comes that way to eat
the infected grass. The whole lie
history is passage over a Mira bridge
with an exaggerated number Of posi-
| hiliJies OF failure
The three animals involved in this In
! terlacing Of life could scarcely be wider
4 separated. the nuke without any hard
parts. the snail IN tho class of animals
with external skeleton, the sheep with
| the internal skeleton. Thus this In
stance provides = brilliant example OF
/ the point at issue. II exhibits Incl
dentally another point. Il is well nigh
J impossible 20 hold our intelligence clear
Of tho anthropumorph,c dictlon One or
/ the most effective passages In the cltd-
tiOn Is couchcd In the phrase, "tho
memory NJ the living matter which en-
a..es this tiny hriinless larva TO re-
/ spond" So far as these words have
meaning to us there IS patent contra
dlct'on IN terms. We know ndugh' or
\ memory without, brain cells upon
which 10 may boz Impressed and from
which il may he awakened. Prof.
Thomson e sedulous IN general 20 point
out the possibility Of error In the an
.hropomorphic imagery; this Is men
'ouc1 only as showing the Impractical
tEtv OF compreheulrg that which actu-
ttcs this ,arva %; whose nervous system
We know nothing. We retire bafled
rom tie at.emp' 80 comprehend the m
tellectual!ty OF our domestic companion
animals; they seem to strive so hard to
Get Into communication With US ana q
understand .hc human Ideas which we
try 20 impress upon their little inte.H-
(. noes Yet these are vertebrates, they
stand IN comparison so high IN The scale
~ lffe that :hey are almost OF us. yet
~, reyer San comprehend. We lack en-
tIreiy terms of thought wherewlth &c
jh.aIt OF tho Impulse or actuation which
i..ds this larva In It's critical swim Of
PRESERVATION.
words.
we recognize then, three orders n
facts: tho physical order. where mechan
"a! rclgns. where mechanical formula
suffice for tho description Of what goc'
. o.: the animate order where me ,hanisn
! .- transcribed and the psych!cll order
where mechanism Is irrelevant. II q
plain tina. tho phys'-ai order overlar
? ;.e animate order. for organisms ar,
material systems. and their life include
8 confederation O. Chemco- physica
q processes. 1t the same time. as W
: have seen. we cannot explain the fundl
. mental properties OF The organism
4, which VIC start wi-h in biology in chem
q too physical terms. nor would a con,
9 plcte chcmico- physical description q
: what goes on within in the life " III
d . organism Ne tho Kind os description
" >h-i. bi"ivs-, ,--ks. T'i,- same ap
= piles 20 tho psychlcal order. which
q over,apped by tho biological. In shor
: no sciences are differentiated not on,
n ~ their subject matter. bu. by the!
- charac'erfe-!c questions and method
!. and concepts. We do not know VIII
r matter rea'lv T. nor wha: ali the ener
s.es OF matter may be. What We d
g know "a that present day physicc
70 chemical fogmul,n do not suffice n
p the biological descriptions OF organism
\ and that We require 10 use histories
cxpll nations which are beyond IN
b. limits OF physics and chem Fry. W
Y c.el sure however. that organisms =.
y veal or express 4 deeper aspect ~ rea
!" ~ than crystals DO deeper because