A line of very clear inked characters.
Before even discerning the content, the handwriting itself made her slightly taken aback.
Of course, it was very beautiful. Just moments ago, she had seen the most beautiful handwriting so far in that book of "Overview," but now, this line of characters surpassed even those annotations.
But it's hard to define it merely with words like beautiful and aesthetic. The most fitting word should be "clear."
It's not just a visual effect brought about by good penmanship, quality paper, or superior ink, and not merely the rectilinear strokes of the characters. In fact, its strokes are heavily connected. You could imagine that the author didn't write it in a formal, conscientious environment. Compared to a letter, it looked more like a casual memo.
Yet it gave you this intuitive sense of clarity. You could analyze many feelings from it—clearness, neatness, power, calmness, composure...