"And when [a cat's] shifts and clever managings have not sufficed to stave off inexorable fate, when its enemies have proved too strong or too many for its defensive powers, it dies fighting to the last, quivering with the choking rage or mastered resistance, and voicing in its death-yell that agony of bitter remonstrance which human animals, too, have flung at the powers that may be; the last protest against a destiny that might have made them happy—and has not. -- "The Achievement of the Cat""