Alas! We must suffer ourselves before we can feel for others.

— Émile Gaboriau

...chance is sometimes a wonderful accomplice in crime.

— Émile Gaboriau

Excessive suffering brings with it a kind of dull insensibility and stupor....

— Émile Gaboriau

It is at the family fireside, often under the shelter of the law itself, that the real tragedies of life are acted; in these days traitors wear gloves, scoundrels cloak themselves in public esteem, and their victims die broken-hearted, but smiling to the last. What I have just related to you is almost an every-day occurrence; and yet you profess astonishment.

— Émile Gaboriau

Vengeance is a delicious fruit, which must be allowed to ripen in order that it may be fully enjoyed.

— Émile Gaboriau