In New York City, everyone is an exile, none more so than the Americans.

The most familiar facts are often hardest to understand.

The mother- poor invaded soul- finds even the bathroom door no bar to hammering little hands.

In the field of economics we maintain to this day some of the most primitive ideas, some of the most radically false ideas, some of the most absurd ideas a brain can hold. ... but all this give no uneasiness to the average brain. That long-suffering organ has been trained for more thousands of years than history can uncover to hold in unquestioning patience great blocks of irrelevant idiocy and large active lies.

A concept is stronger than a fact.

Maternal instinct, merely as an instinct, is unworthy of our superstitious reverence.

I have preferred chloroform to cancer