Kiss me now, love me now.
When a man is tired of life on his 21st birthday it indicates that he is rather tired of something in himself.
"I was counting the waves", replied Amory gravely, "I'm going in for statistics".
Find the key emotion; this may be all you need know to find your short story.
He felt married to her, that was all.
It is difficult for young people to live things down. We will tolerate vice, grand larceny and the quieter forms of murder in our contemporaries... but our children's friends must show a blank service record.