Joy comes from being with the Lord and he makes himself findable at every moment. Even in the midst of profound suffering nothing can steal your joy with out your permission. You can be with Jesus in that moment
(Part 1 of a 4 part Homily Series on Joy in the Letter to the Philippians)

Waiting with Faith | Homily for the First Sunday of Advent | Fr. Will Rooney
O Lord make us turn to you; let us see your face, and we shall be saved. (Psalm 80:4) We do not get to choose whether or even how long