四分律行事鈔資持記 1.409

1.409

但心念中。但猶獨也。若據本法，止名心念。由通後二，加但簡之。文中，初示但義。數下，列相。可知。

Under exclusively mental determination: "exclusively" means solely or alone. If based on the original rule, it is only called mental determination. Because it extends to the latter two, "exclusively" is added to distinguish it. In the text, it first shows the meaning of "exclusively." From "count" downward, the forms are listed. This can be understood.