Tenzin Gyatso, 14th Dalai Lama Quote
In dealing with those who are undergoing great suffering, if you feel "burnout" setting in, if you feel demoralized and exhausted, it is best, for the sake of everyone, to withdraw and restore yourself. The point is to have a long-term perspective.
Worlds in Harmony: Dialogues on Compassionate Action (ed. 1992)