A loving soulful woman/man that gives his/her all when loving others. He/she is not afraid to be nice to everyone even if they aren't always nice to her/him. Very unselfish and also very beautiful.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.