The tests of every dispensation are in direct
proportion to the greatness of the Cause, and as heretofore such a manifest
Covenant, written by the Supreme Pen, hath not been entered upon, the tests are
proportionately severe....
- ‘Abdu’l-Baha (Quoted by the Universal House of
Justice in a a letter dated 7 December 1969 to an individual believer;
‘Messages from the Universal House of Justice 1963 to 1986’)