I'm a different person. I did teshuva . In this week's Parsha, the Torah teaches us about the binding nature of a neder , a vow. A neder is binding. The answer is that if a person had known certain information at the time of making the neder , he would never have accepted the vow upon himself.
Nothing lasts forever.
For all their lofty spiritual height, they were no more than flesh and blood. It was inevitable, therefore, that the Jewish People would be subject to other exiles, since their Exodus from Egypt was mortal and this-worldly, and thus incomplete. His people, there will be no human imperfection in the redemption, and thus it will be complete and eternal. However the Jewish People, seduced by the superficial glitter of the foreign ideologies, abandon the Torah, their only lifeline, and imbibe the brackish water of false ideas which constantly change and contradict themselves. This description of Jerusalem led Rabbi Yochanan to conclude that there is a Jerusalem above just as there is a Jerusalem below.