Enormous amounts of money are spent for publicity. As a result, large quantities of alimentary and pharmaceutical products, at the least useless, and often harmful, have become a necessity for civilized men.

Comforts and syphilis are the greatest enemies of mankind.

Intuition comes very close to clairvoyance; it appears to be the extrasensory perception of reality.

One must train oneself, by small and frequent efforts, to dominate one's feelings.

All great men are gifted with intuition. They know without reasoning or analysis, what they need to know.

Those who do not know how to fight worry die young.

Discipline brings us effort, sacrifice and suffering. Later it brings us something of an inestimable value: something of which those who live only for pleasure, profit or amusement will always be deprived. This peculiar indefinable joy which one must have felt oneself to understand is the sign with which life marks its moment of triumph.