The Rebbe assures that abundant mercy is available; it requires proper vessels, chiefly a shul uniting Torah and prayer. He urges the leaders to contribute their part, even a little, as then Hashem provides the rest. As a head activist, he should also inspire others to act, and Hashem will grant success.
https://www.torahrecordings.com/rebbe/igroskodesh/015/012/5696