Problem: Continue the following story.

The pet duck of Rachel is sadder than the one that Kayla owns. 
Here's how I want to continue it: Kayla is a good caretaker of animals.

Problem: Continue the following story.

Samuel wanted Robert to learn how to respect women. 
Here's how I want to continue it: Robert thought this was an unnecessary life skill.

Problem: Continue the following story.

Justin was a natural optimist but not Neil. 
Here's how I want to continue it:
Neil found expressing gratitude did not come easily.