conscientiousness
conscientiousness.
a person with a crazy, disorganized, unplanned life
John is a very careless person.
can be careless sometimes
A squanderer or a spendthrift.
Three dimensional
Since careless has a couple different definitions, the characteristics will vary per definition. For example, a person may be labeled careless if they don't take care of their things or possessions or items belonging to others. They may be considered negligent, mindless, inconsiderate or thoughtless. On the other hand, a person may be considered careless if they don't have a care in the world. Characteristics that may be associated with this form of careless: relaxed, calm, and happy.
If a person thinks clearly,decides wisely and alert they would be practice
The metaphor "there was no direction to what he was saying" means that the person's words or speech lacked coherence, clarity, or purpose. It implies that their thoughts or ideas were scattered or disorganized, making it difficult to understand their intended message or objective.
My daughter saw Disney's Bolt in 3D, and reported that having one eye rendered it 2D -- no distortion but no extra dimension either.
by mosquitoes or careless blood transmission
by careless blood transfusion
The answer is 'it depends'. Here are the relevant definitions from the New Oxford Dictionary of English (1998): disorganized not properly planned and controlled; (of a person) unable to plan one's activities efficiently. unorganized not organized. Disorganized is strong and disapproving; unorganized is mild and may be neutral. Compare: Her desk and papers seemed unorganized (but she could find anything she needed in a moment). Her desk and papers were disorganized (and she could never lay her hands on what she needed). taken from AskOxford.com