
In 1906, American humorist Mark Twain published a sixty-page essay entitled "What is man?" Consisting of an interminable dialogue between a senior citizen (who believes that man is just a machine) and a young man (who believes nothing in particular but is open to persuasion),...

In 1906, American humorist Mark Twain published a sixty-page essay entitled "What is man?" Consisting of an interminable dialogue between a senior citizen (who believes that man is just a machine) and a young man (who believes nothing in particular but is open to persuasion),...