A constructive philosophy of life has a positive effect of life.

一个建设性的人生观对人生有正面的影响。

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This style of incremental development has a positive effect on morale.

增量开发的这种风格对士气有积极影响。

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And the results held for introverts and extroverts alike-which makes sense, since acting extroverted has a positive effect on introverts.

内向者和外向者的结果相似——这讲得通，因为表现得外向对内向者具有积极影响。

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When something good happens, faith has a positive effect, the aura of it.

NEWYORKER: The Hardest Vote

There are a wide range of studies demonstrating that acupuncture has a positive effect, including evidence to suggest it works by deactivating pain centres in the brain.

BBC: NEWS | Health | Medical notes | Complementary medicines: A guide

We, at the same time, believe that his absence from Yemen at this critical juncture will help facilitate a transition that completes the end of his rule, helps Yemen and ultimately has a positive effect on the rights and dignity of the Yemeni people.

WHITEHOUSE: Press Briefing