"The time has already come when each country needs a considered national policy about what size of population, whether larger or smaller than at present or the same, is most expedient. And having settl…"

"There is a great deal of difference between an open mind and an empty head."

"If we were all given by magic the power to read each other's thoughts, I suppose the first effect would be almost all friendships would be dissolved; the second effect, however, might be excellent, fo…"

"The modern world is so organized that if you are a decent human being, you are bound to be unhappy."

"Men fear thought as they fear nothing else on earth — more than ruin, more than death."