Saving one life surpasses building a seven-story pagoda.
Tips
culture
The proverb 救人一命，胜造七级浮屠 is a well-known Buddhist saying emphasizing that saving a human life is the greatest merit - greater even than building a pagoda.
grammar
救人 is a verb-object (离合词) structure. You can insert modifiers between 救 and 人: 救了三个人 (saved three people), 救过很多人 (has saved many people).
