起信論疏筆削記 10.3

10.3

二、釋成。論　四相俱時有者，以轉彼靜心，一念所成。一念本無念，四相無自性，故云皆無自立。

Second, explaining and establishing. Treatise: 'The four marks exist simultaneously' because they are formed by a single thought transforming that tranquil mind. A single thought is originally free from thought, and the four marks have no intrinsic nature; hence it says 'none can establish themselves independently'.