I inquired of you if poisons acted equally, and with the same effect, on men of the North as on men of the South; and you answered me that the cold and sluggish habits of the North did not present the same aptitude
as the rich and energetic temperaments of the natives of the South.
Neither he nor his son-in-law had any mechanical aptitude
So the first task Pierre had to face was one for which he had very little aptitude
or inclination- practical business.
The worst of it was that she had no aptitude
Casaubon's learning as mere accomplishment; for though opinion in the neighborhood of Freshitt and Tipton had pronounced her clever, that epithet would not have described her to circles in whose more precise vocabulary cleverness implies mere aptitude
for knowing and doing, apart from character.
The author clearly has developed a remarkable natural aptitude
for literature by liberal reading and most patient care  in composition--composition in that narrower sense which is concerned with the building of a good sentence; as also in that wider sense, which ensures, in a work like this, with so many joints, so many currents of interest, a final unity of impression an the part of the reader, and easy transition by him from one to the other.
But they all showed a rather remarkable aptitude
for delineation which further fortified Bowen's comparisons between these people and the extinct Cro-Magnons whose ancient art is still preserved in the caverns of Niaux and Le Portel.
Apart from her, he was a somewhat vulgar, entirely commonplace young man, of saving habits, and with some aptitude
for business, in a small way.
Well for her that she was the Swift One, that she had that amazing aptitude
for swift flight through the trees.
I received a most civil answer, thanking me for my courtesy, and complimenting me on the extraordinary aptitude
with which I profited by the most incomplete and elementary instruction.
Besides such information as this, Rabourdin's memorandum contained an inquiry into the moral and physical capacities and faculties necessary in those who were to examine the intelligence, aptitude
for labor, and sound health of the applicants for government service,--three indispensable qualities in men who are to bear the burden of public affairs and should do their business well and quickly.
An adept at winged blackmail, he had no aptitude
for wings himself, and when he gazed down at the flying land and water far beneath him, he did not feel moved to attack his captor, now defenseless, both hands occupied with flight.