Well-behaved: he always speaks as if his mother might be listening.
Most people see no reason to stop arguing just because an issue has been decided.
Cynicism is full of naive disappointments.
After an argument, silence may mean acceptance or the continuation of resistance by other means.
The great advantage of a new friend is that we have not yet found one another out.
After rejection - misery, then thoughts of revenge, and finally, oh well, another try elsewhere.