When a person has mastered the trait of trust in G-d, (“bitachon”), he will look forward to difficult life-tests in order to show his love for the Almighty. His devotion to the Almighty in difficult situations is a manifestation of his high spiritual level and he actually welcomes these tests.

-See Rabbi Yosef Hurwitz of Nevardok – Madraigos Haadam; Rabbi Zelig Pliskin’s “Consulting the Wise”