Who said "A smile is charity, even if you are poor."?

This quote is attributed to Muhammad.

A smile is charity, even if you are poor. - Muhammad

"A smile is charity, even if you are poor."

Muhammad

Religious Leader Prophet Arabian 570–632

"The best of you are those who have the best manners and character."

"Seek knowledge even if it is in China."

"The greatest jihad is to battle your own soul."

"Do not lose hope, nor be sad."