Still, whether we like it or not, the task of speeding up the decrease of the human population becomes increasingly urgent.

Liberty is always unfinished business

Life is livable because we know that wherever we go most of the people we meet will be restrained in their actions towards us by an almost instinctive network of taboos.

Men who know themselves are no longer fools. They stand on the threshold of the door of Wisdom.

The sanitary and mechanical age we are now entering makes up for the mercy it grants to our sense of smell by the ferocity with which it assails our sense of hearing.

To make a mountain out of a mole-hill.

For every fresh stage in our lives we need a fresh education, and there is no stage for which so little educational preparation is made as that which follows the reproductive period.