Sentence examples for altruistic acts from inspiring English sources

An altruist gains directly from the investment of performing altruistic acts, and the competition increases the likelihood that there will usually be a willing candidate to take upon itself the duty of the sentinel.

The idea is that an agent will behave altruistically toward one person so that she will benefit from altruistic acts of others: if you scratch my back, someone else will scratch your back.

What can explain these seemingly altruistic acts?

Apparently altruistic acts seems ultimately always reducible to the pleasure-pain calculus.

Like a great piece of art, then, altruistic acts not only spring from inspiration, they have the power to inspire.

For example, if altruistic acts are "repaid" at other times, this sort of behavior may be favored by natural selection.

It is certainly true that such reproductive sacrifice may constitute an altruistic act which enables the altruist to contribute indirectly to the fitness of its clonemates though behaviours such as migration.

All these theories are based on the assumption that the altruistic act reduces the reproductive success of the altruist, and were developed in order to explain how altruism has persisted despite its supposed shortcomings.

This apparent evolutionary puzzle may be explained by the altruist's gain in social image: image-scoring bystanders, also known as eavesdroppers, notice the altruistic act and therefore are more likely to help the altruist in the future5,6,7.

An awkward silence is the sign of an altruistic act.

Breaking into a man's world ReprintsThe scheme is no altruistic act of corporate social responsibility.