For this we tell you by the word of the Lord, that we who are alive, who are left to the coming of the Lord, will in no way precede those who have fallen asleep.
We -- An editorial "we", Paul didn’t mean to teach that he personally would be alive when Jesus returned. On other occasions he identified himself with those who would rise from the dead, 1 Corinthians 6:14, 2 Corinthians 4:14.