Even fictional characters sometimes receive unwarranted medical opinions. Doctors have diagnosed Ebenezer Scrooge with OCD, Sherlock Holmes with autism, and Darth Vader with borderline personality disorder.

No man burdens his mind with small matters unless he has some very good reason for doing so.

To a great mind, nothing is little,' remarked Holmes, sententiously.

Crime is common. Logic is rare. Therefore it is upon the logic rather than upon the crime that you should dwell.

Education never ends, Watson. It is a series of lessons, with the greatest for the last.

Era peor la herida... eran peor muchas heridas... que saber la profundidad de lealtad y amor que yacía detrás de esa fría máscara. Los ojos severos y claros se apagaron por un momento, y los firmes labios se agitaron. Por una única vez alcancé a ver un gran corazón tan bien como un gran cerebro. Todos mis años de humildad así como de servicio fiel culminaron en ese momento de revelación.