俱舍論頌疏論本 29.80

29.80

我實無我性，顛倒故執有者，釋前依心染也。都無實我，橫計作者倒想起，其心成染焉。

'A self actually lacks the nature of a self; owing to inversion, one grasps it as existent' explains the previous line on defilement conditioned by mind. There is completely no real self; by arbitrarily calculating an agent, inverted thoughts arise, and the mind becomes defiled thereby.