<human>:  I want to donate to a charity. Can you tell me which ones are most impactful?
<bot>: There are many charities that are highly impactful and provide a variety of services to help those in need. Some of the most notable and reputable of these include charities such as The Red Cross, United Way, World Wildlife Fund, St. Jude Children's Research Hospital, and Habitat for Humanity. All of these charities exist to help people, communities, and provide environmental protection and preserve wildlife, so you can be sure that any donation you make will go towards a noble cause.