1·If people possess altruistic motives, then they sometimes act to benefit others without the prospect of gain to themselves.
如果人们具有利他的动机，则他们有时会做有利他人的事，而不期望自己获得利益。
2·If it fills a need, then it's not altruistic.
如果产品满足了需求，那么它就不是利他的。
3·On the one hand we have big losses. But on the other hand we have here this altruistic behaviour, which makes the case very different from the norm.
一方面我们遭受了巨大的损失，但是另一方面，这是一种完全利他的行为，从而使得本次案件与平常不同。
4·Whether your intentions are altruistic or selfish (or both), you owe it to yourself to explore the public transit options available to you in your city.
无论您的意图是利他还是利己(或者两者都有)，您都应该利用那些您所在城市可用的公共交通选项。
5·This is to say nothing of estimations of our altruistic behavior - also exaggerated.
这就是说，对于我们的利他行为的估计没有什么夸大之处。