Specialization and organization are the basis of human progress.

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

In great cities where people of ability abound, there is always a feverish urge to keep ahead, to set the pace, to adopt each new fashion in thought and theory as well as in dress - or undress.

There are things in that paper that nobody knows but me, or ever will.

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 man's honor always seems to want to kill a woman to satisfy it.

It is not for nothing that a man's best friends sigh when he marries, especially if he is a man of genius.