这样，减少了小鸟杀生的机会，也为自己积阴德。

Will lessen the birds' opportunity to kill and indirectly will help us to accumulate merits.

这样你就能积下阴德来保你的儿子的命了。

That way you can build hidden virtue, which will protect your son.

他对小男孩的父亲说，“要救你的孩子，只有一个办法？”多积阴德。但行善的机会不是那么多。

He told the boy's father, "the only way to save your little boy is through hidden virtue, but there not always chances to do good."