Note DG — PREFACE TO THE EDITION OF 1814 (continued 2)
Reading edition
Rational self-control being regarded as the chief good by the Stoics, the emotion of happiness was looked upon as an interruption of the equilibrium in which the wise man should live. All the emotions were diseases, or disturbances of human nature less or more. They had therefore to be uprooted, rather than regulated: and virtue consisted in being emotionless, passionless, apathetic, with life conformed to the laws of the pure reason, so that one came to be
A reasoning self-sufficing thing, ED. An intellectual all-in-all.