defectives to the child-bearing period of life.--The association of mental
and physical defects.--Who are the unfit?--The tendency of relatives to
cast their degenerate kinsfolk on the State.--Our social conditions
manufacture defectives and foster their fertility.--The only moral force
that limits families is inhibition with prudence.--Defective self-control
transmitted hereditarily.--Dr. MacGregor's cases.--The transmission of
insanity.--Celibacy of the insane is the prophylaxis of insanity in the
race.--The environment of the unfit.--Defectives snatched from Nature's
clutches.--At the age of maturity they are left to propogate their kind.

CHAPTER X.--WHAT ANÆSETICS AND ANTISEPTICS HAVE MADE POSSIBLE p. 99

Education of defectives in prudence and self-restraint of little
avail.--Surgical suggestions discussed.

CHAPTER XI.--TUBO-LIGATURE p. 110

The fertility of the criminal a greater danger to society than his
depredations.--Artificial sterility of women.--The menopause artificially
induced. Untoward results.--The physiology of the Fallopian tubes.--Their
ligature procures permanent sterility.--No other results immediate or
remote.--Some instances due to disease.--Defective women and the wives of
defective men would welcome protection from unhealthy offspring.

CHAPTER XII.--SUGGESTIONS AS TO APPLICATION p. 118

The State's humanitarian zeal protects the lives and fosters the fertility
of the degenerate.--A confirmed or hereditary criminal defined.--Law on
the subject of sterilization could at first be permissive.--It should
apply, to begin with, to criminals and the insane.--Marriage certificates