O that I could travel, even though on foot and in the utmost poverty, to these regions, and, raising the call of “Yá Bahá’u’l-Abhá” in cities, villages, mountains, deserts and oceans, promote the divine teachings! This, alas, I cannot do. How intensely I deplore it! Please God, ye may achieve it.

‘Abdu’l-Bahá
Tablets of the Divine Plan, p. 41