Hours of idleness, [198]
Household, intellectual level of, [434]
How to learn a language, [147]
— women help men, [297]
Hugo, Victor, intellectual decadence, [95]
Human energy, limitation of, [244]
— race, longevity, [274]
Humboldt, Alexander, intellectual greatness, [90]
Humboldt, Alexander, fortune servant of ambition, [223]
— in South America, [516]
— youth of, [538]
Hurry, evil consequences of, [209]
Huxley, Professor, quoted, [372]
Hygienics, intellectual, [415]