As to the calamities and afflictions of Abdul-Baha: These
are not calamities, but bounties; they are not afflictions, but gifts; not
hardships, but tranquility; not trouble, but mercy—and we thank God for this
great favor. 
- ‘Abdu’l-Baha  (‘Tablets of ‘Abdu’l-Baha, vol. 1)