...“How irresponsible are the means by which destiny hurries men onward to their fate!” Leaving the window in order to approach nearer to the light... 
Alexandre Dumas, Pere 「Louise de la Valliere」
... seeing that those who have so grossly insulted you are of your own irresponsible...
Baroness Emmuska Orczy 「The Elusive Pimpernel」
...The Prince had his shrewd eyes steadily fixed upon him, obviously wondering what this seemingly irresponsible adventurer held at the back of his mind...
Baroness Emmuska Orczy 「The Elusive Pimpernel」
...The killing of a few Negroes more or less by irresponsible mobsdoes not cut much figure in Louisiana...
Ida B. Wells-Barnett 「Mob Rule in New Orleans」
...For the rest,from the fact that he was bad, we must conclude that he was irresponsible...
Leo Tolstoy 「The Kreutzer Sonata and Other Stories」
...For thisreason it is objectionable to associate any irresponsible person in suchan undertaking...
Charles Sturt 「Expedition into Central Australia」
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