This TrueHoop series explores the double-edged sword of obsessive work habits.

• Part 1 talks about hard work, LeBron, anxiety, Rafael Nadal, Ray Allen, J.J. Redick, Pat Connaughton (and is public).

• Part 2 examines LeBron’s losing it after J.R. Smith’s mistake in last year’s Finals.

• Part 3 is about being intolerant of undedicated people, and The Decision.

• Part 4 is about finding people who work crazy hard, Kyrie Irving, and chewing your fingernails.