2. The frequent use of cigars or cigarettes by the young seriously affects
the quality of the blood. The red blood corpuscles are not fully developed
and charged with their normal supply of life-giving oxygen. This causes
paleness of the skin, often noticed in the face of the young smoker.
Palpitation of the heart is also a common result, followed by permanent
weakness, so that the whole system is enfeebled, and mental vigor is
impaired as well as physical strength. Observant teachers can usually tell
which of the boys under their care are addicted to smoking, simply by the
comparative inferiority of their appearance, and by their intellectual and
bodily indolence and feebleness. After full maturity is attained the evil
effects of commencing the use of tobacco are less apparent; but competent
physicians assert that it cannot be safely used by those under the age of
forty.

--Macy-Norris: _Physiology for High Schools_.


3. In many other ways, too, the Norman Conquest affected England. For
example, before long all the best places in the Church were filled with
foreigners. But most of the new bishops and abbots were far superior in
morals and education to the Englishmen whom they succeeded. They were also
devoted to the Pope of Rome, and soon made the English National Church a
part of the Roman Catholic Church. But William, while willing to bow to
the Pope as his chief in religious matters, refused to give way to him in
things which concerned only this world. No former English king had done
that, he knew, and no more would he. This union with the Roman Catholic
Church was of the greatest benefit to England, as it brought her once more
into connection with the educated men of Europe. Indeed, Lanfranc, the
Conqueror's Archbishop of Canterbury, was one of the best and wisest men