Based on the provided text, please describe the physical appearance and personality traits of Katenka and Lyubochka, highlighting their similarities and differences.

The text describes two young girls, Katenka and Lyubochka, offering a comparative characterization.

Katenka:

• Appearance: Sixteen years old, she has grown and possesses a harmonious freshness and grace. Her movements are described as graceful. She has the same light-blue eyes and a smiling gaze as before, with a straight nose that forms almost one line with her forehead, and a mouth with a light smile.
• Personality: Opposite to Lyubochka, Katenka tends to be particularly affectionate when guests are present. She pretends to be nearsighted, squinting and claiming poor vision, although the narrator knows she sees perfectly well.

Lyubochka:

• Appearance: She is not tall. Her most striking features are her eyes, which are described as large, dark, and possessing an irresistibly pleasant expression of importance and naivety. Her figure is otherwise considered good.
• Personality: Lyubochka is described as simple and natural. She looks directly at people and can hold a gaze for so long that she is scolded for impoliteness. She dislikes putting on airs in front of others and pretends to dislike being kissed, saying she cannot stand such displays of affection. She is a great giggler, sometimes waving her hands and running around the room when she laughs. She sits up straight and walks with her hands by her sides. Lyubochka likes to draw heads, while Katenka draws only flowers and butterflies.

Comparison:

• Difference in growth and upbringing: Despite growing up together, they are very different. Katenka has grown into her form, exhibiting harmonious grace, while Lyubochka's primary distinguishing feature is her striking eyes.
• Behavior with affection: Lyubochka dislikes overt displays of affection, whereas Katenka embraces them, especially when guests are around.
• Reaction to laughter: Lyubochka laughs freely and boisterously, while Katenka tries to suppress her laughter.
• Drawing preferences: Their artistic tastes differ, with Lyubochka drawing figures and Katenka focusing on nature.
• Overall demeanor: Lyubochka is characterized as simple and natural, while Katenka seems to try to emulate someone else.

(According to L. N. Tolstoy.)