肇論新疏 2.253

2.253

但暗者難以頓曉，猶有餘疑一兩（二也），今輒題之。如別想從容之暇（閑），復能粗（略）為釋之。

"Yet for the benighted it is difficult to comprehend suddenly, and there remain one or two residual doubts (two doubts), which I now venture to set down. If, in the leisure (free time) of another relaxed moment, you might again briefly (summarily) explain them."