'When a man's his own enemy, it's only because he's too much his own friend
 Charles Dickens, Oliver Twist (1838). copy citation

add
Author Charles Dickens
Source Oliver Twist
Topic enemies
Date 1838
Language English
Reference
Note
Weblink http://www.gutenberg.org/files/730/730-h/730-h.htm

Context

“'He hasn't as good a one as himself anywhere.' 'Except sometimes,' replied Morris Bolter, assuming the air of a man of the world. 'Some people are nobody's enemies but their own, yer know.' 'Don't believe that,' said Fagin. 'When a man's his own enemy, it's only because he's too much his own friend; not because he's careful for everybody but himself. Pooh! pooh! There ain't such a thing in nature.' 'There oughn't to be, if there is,' replied Mr. Bolter. 'That stands to reason. Some conjurers say that number three is the magic number, and some say number seven.” source