Those who say something against the Son of man will be forgiven, but those who say something against the Holy Spirit won't be forgiven, neither in this life nor the next.
The seeds sown among thorns are people who hear the message, but then life's worries and the temptation of money choke the message so that they become fruitless.
As Jesus sat on the Mount of Olives, the disciples came to him in private, and asked, “Please tell us when this will happen. What will be the sign of your coming and the end of the world?”
Otherwise Christ would have had to suffer many times since the creation of the world. No: just this one time at the end of the present age he came to remove sin by sacrificing himself.