"One naturally thinks that, below a certain degree of cold, it is
necessary to change light clothes for those made of thicker material.

"As with the majority of the constructive elements of common sense,
approximation is always based on experience.

"It draws its conclusions from the knowledge of known limitations, whose
affirmation serves as a basis for the argument which determines deduction
in a most exact manner.

"Experience itself depends on memory, which permits us to recall
facts and to draw our conclusions from them, on which facts reasoning
is based."

The Shogun does not fail to draw our attention to the difference between
experience and experimentation.

"This last," said he, "only serves to incite the manifestation of
the first.

"It consists of determining the production of a phenomenon whose
existence will aid us in establishing the underlying principles of an
observation which interprets the event.

"That is what is called experience.

"Comparison is a mental operation which permits us to bring things that
we desire to understand to a certain point.

"It is comparison which has divided time according to periods, which the