Social media outpours with grief over Robin Williams' death

Since news broke that Robin Williams passed away, thousands on social media have shared their thoughts and condolences on the beloved actor, including celebrity friends Steve Martin, Ellen DeGeneres, Henry Winkler, and Quincy Jones. Read the responses in the above gallery.

Take a look at Williams through the years in the gallery below.

If you are or know somebody who is having thoughts of suicide, please call the National Suicide Prevention Lifeline at 1-800-273-8255.