大乘起信論義記別記 1.28

1.28

問：若爾，何故將入證位，更於加行位中有發心耶？答：能入勝故，所證難得故耳。

Question: If so, why is there an aspiration further within the stage of preparatory application when about to enter the stage of realization? Answer: It is simply because one's capacity to enter is superior, and that which is realized is difficult to attain.