So, individuals will be inclined to act altruistically for siblings, grandparents, cousins and other relatives, but to differing degrees.

The criterion that one individual's failure to act altruistically causes the other to avoid future altruistic acts.

They may just want to act altruistically.

People get several things from acting altruistically.

Apothecaries may have seen this as a chance to expand their medical activities, as well as acting altruistically.

Dainyl doubted that the ancients were acting altruistically.

The Valour Cross is presented for extraordinary courage occurring during combat, where the soldier acted altruistically in an obviously dangerous situation.

There exists a wide range of philosophical views on man's obligations or motivations to act altruistically.

Proponents of ethical altruism maintain that individuals are morally obligated to act altruistically.

At the same time, we should rely on these people to act altruistically and to stop selling or advertising alcohol to children.