How To Have Efficacious Practice? 如何修法则灵？

心若至诚，
法法皆灵。
心不至诚，
法法不灵。

净土宗十三祖印光大师

If the mind is utmost sincere,
all Dharma doors are efficacious.
If the mind is not utmost sincere,
all Dharma doors are not efficacious.

Pure Land Tradition’s 13th Patriarch Great Master Yinguang