In the world of entertainment, laughter and tears go hand in hand. When a comedian commits suicide, after years of battling depression, the irony becomes even more palpable, as in the case of Robin Williams who started out as a stand-up comic before dabbling in acting. On Monday, the celebrated comic-actor was found dead in his apartment at the age of 63.

Early this year, Williams had admitted himself into a rehab for continued sobriety treatment related to his alcoholism. For the first time, it was revealed then that the actor suffered from depression