that it accords with the facts.

4 Both words, kinematics and kinetics, are derivatives of the Greek
word kinein, to move. The term 'kinematic' is used when motion is
considered abstractly without reference to force or mass. Kinetics is
applied kinematics, or, as pointed out above, dynamics treated with
kinematic concepts.

5 These last statements will find further illustration in the next two
chapters.

6 First published in 1917 in his book Von Seelenrätseln.

7 Homer's men still think with the diaphragm (phrenes). Similarly, the
ancient practice of Yoga, as a means of acquiring knowledge, shows that
at the time When it flourished man's conceptual activity was felt to be
seated elsewhere than in the head.

8 This must not be confused with the fact that a smell may evoke other
memories by way of association.

9 For one who endeavours to observe historical facts in the manner here
described, it is no mere play of chance that the father of scientific
atomism, John Dalton, was by nature colour blind. In fact, colour
blindness was known, for a considerable time during the last century,
as 'Daltonism', since it was through the publication of Dalton's
self-observations that for the first time general attention was drawn
to this phenomenon.