I would suppose "insightful" would be correct, though I believe if you cannot be wordy on something designed for writing then it's a missed opportunity.
The Gnome race back home may be the shortest of us, but their prowess with anything mechanical is unsurpassed.
//waltzes right back along ~ ♪
The Gnome race back home may be the shortest of us, but their prowess with anything mechanical is unsurpassed.