大方廣圓覺修多羅了義經略疏 1.1063

1.1063

縱實有思惟，思惟尚不能證覺，何況此心早已如於空華。自無其體，向上更欲求證，何異空華結果？故言展轉妄想。

Even if deliberation truly existed, deliberation still could not realize enlightenment; how much less so when this mind is already like flowers in the sky? Since it inherently has no essence, to seek realization further on top of it—how is that different from flowers in the sky bearing fruit? Hence it is said: 'turning around in false conceptualization.'