catvāri apramāṇāni; the four immeasurables, or infinite Buddha-states of mind, also styled 四等 the four equalities, or universals, and 四梵行 noble acts or characteristics; i. e. four of the twelve 禪dhyānas: 慈無量心 boundless kindness,maitrī, or bestowing of joy or happiness; 悲無量心 boundless pity,karuṇā, to save from suffering; 喜無量心 boundless joy,muditā, on seeing others rescued from suffering; 捨無量心 limitless indifference,upekṣā, i. e. rising above these emotions, or giving up all things, e. g. distinctions of friend and enemy, love and hate, etc. The esoteric sect has a special definition of its own, connecting each of the four with 普賢; 虛空藏; 觀自在; or 虛空庫.