Temptation happens, but woe to the one who tempts!
Forgive your brother as often as he repents.
This is no more than what is expected of you.
Jesus heals 10 lepers, but only 1 returns to thank Him - a Samaritan.
The kingdom of God comes silently and is already among you.
In the end it will be sudden - don't look back like Lot's wife, falling in love with things of the world.
Jesus says it will come where the vultures (or eagles) gather, which may mean the Roman army beseiging Jerusalem.