Take Advantage of Your Koach HaTefila, And Daven Without Any Yi'ush

Shevet Yehuda is famous for their Koach HaTefila (like it says: שְמַע ה' קוֹל יְהוּדָׁה ברכה לג ז Hear, Hashem, the outcry of Yehuda) and Kalev (who was from Shevet Yehuda) took full advantage of his strong point; and so should we all take advantage to daven, and daven, and without any Yi'ush! Someday we’ll overcome our worst Yetzer Hara’s, like Kalev did! Believe it or not, we all have the same Yetzer Hara as Kalev and the Meraglim. We all love kvetching and complaining, and we all tend to see things in a negative light כִּי יֵצֶר לֵב הָׁאָׁדָׁם רַע מִּנְעֻרָׁיו נח ח כא) since a person is born with negativity) unless we daven and work on it.