Human Nature

A quote by Fyodor Dostoevsky

In fact, I believe that the best definition of man is the ungrateful biped.

Fyodor Dostoevsky

English translation: Constance Garnett

From the source

Notes from the Underground, Part I, Chapter VIII.

English translation by Constance Garnett. Historical translation reproduced in the linked source.

The underground narrator offers a deliberately provocative definition.