Never Lose Hope from Teβillah
Chazal (Brachos 10.) say, "Even if a sharp sword is on one's neck, he shouldn't stop davening (הרחמים מן עמצו ימנע אל)." He should believe that Hashem can have compassion and save him even then.
The Midrash (Tanchuma, V'eschanan 4) writes, "Moshe taught all people of the world that a person shouldn't say that since he is very sick, and he divided all his property, that he should stop davening. He should continue to daven because Hashem never ignores a person's tefillah."
The Meiri (Yoma 29.) writes, "One should always be cautious with tefillah and say it lengthily. Even if he sees that his tefillos aren't answered, he shouldn't lose hope because, eventually they will be answered. He shouldn't think of himself like he is מכביד ומטריח, bothering Hashem with his many requests."
The Yerushalmi (Brachos 9:1) states that when you ask too many favors from your fellow man, he will say, "'Look how much this person is bothering me.' But Hakadosh Baruch Hu isn't so. Even if you bother (ask) many times, Hashem accepts it..." Hashem allows us to daven repeatedly, and ultimately, He grants our wishes. Therefore, we shouldn't lose hope and stop davening.
The Brisker Rav zt'l told the following mashal:
A non-Jew was arrested for committing a severe crime punishable by death. He hired a top lawyer, and there was a major debate in court as the lawyers of both sides battled to prove his innocence or guilt. Ultimately, the evidence that he was guilty prevailed, and the court handed down a guilty verdict.
The man almost fainted from fright when he heard the court's verdict, but he didn't lose hope. He appealed to the higher court. Generally, it doesn't help to appeal to a higher court, but he felt he had to try. He paid top dollar for even better lawyers, and...
