Altruism is a selfless and voluntary behavior where individuals act in ways that benefit others, often at a cost to themselves. Here are some examples of altruistic behavior across different contexts:

1. Helping a Stranger: Offering assistance to someone you don’t know, such as helping a lost tourist with directions or providing aid to someone in distress, like a stranded motorist.
2. Donating Blood or Organs: Voluntarily donating blood, bone marrow, or organs to save the lives of others without expecting anything in return.
3. Volunteering: Spending time and effort to help others or contribute to a cause without monetary compensation. This could include volunteering at a food bank, animal shelter, or for disaster relief efforts.
4. Philanthropy: Donating money or resources to charitable organizations or causes that aim to make a positive impact on society, such as funding education, healthcare, or poverty alleviation programs.
5. Acts of Kindness: Performing small acts of kindness, like holding the door for someone, paying for someone’s meal, or giving up your seat on public transportation for someone in need.
6. Rescue and Lifesaving: Risking your safety to save someone from danger, like a lifeguard rescuing a drowning swimmer or a firefighter saving people from a burning building.
7. Animal Rescue: Rescuing and caring for animals in need, such as adopting pets from shelters or rescuing wildlife caught in dangerous situations.
8. Helping a Friend: Being there for a friend in times of emotional distress, offering support, and lending a listening ear.
9. Teaching and Mentoring: Sharing knowledge and expertise with others, whether it’s tutoring students, mentoring colleagues, or coaching youth sports teams.
10. Environmental Conservation: Taking actions to protect the environment, such as participating in clean-up efforts, supporting conservation organizations, or advocating for eco-friendly practices.
11. Community Building: Organizing community events, participating in neighborhood watch programs, or helping to build and maintain communal spaces for the benefit of the community.
12. Parental Sacrifice: Parents often exhibit altruism by making sacrifices for the well-being of their children, such as staying up all night to care for a sick child or saving money for their education.
13. Conflict Resolution: Mediating conflicts or disputes to help people find common ground and resolve issues peacefully.
14. Political Activism: Engaging in political activism or advocacy for causes that benefit society as a whole, even if it doesn’t directly benefit oneself.
15. Random Acts of Kindness: Surprising strangers with unexpected acts of generosity, like paying for a stranger’s coffee or leaving encouraging notes in public places.

Altruism is a fundamental aspect of human behavior and can be observed in various forms across cultures and societies. It reflects the capacity of individuals to prioritize the well-being of others and contribute to the greater good of society.