This quote by Graham Greene suggests that failure can be seen as a type of death. It suggests that failure can be a devastating experience, one that can have a lasting impact on an individual's life. It suggests that failure can be a kind of emotional death, where a person's hopes and dreams are crushed and they are left feeling helpless and hopeless. It likewise indicates that failure can be a kind of physical death, where an individual's profession or organization is damaged and they are left with absolutely nothing. Ultimately, this quote suggests that failure can be a devastating experience, one that can have a lasting influence on an individual's life. It is a suggestion that failure need to not be ignored which it should be taken seriously.