“Roedd yn gyfle hefyd i ni ddod at ein gilydd i ddiolch am gyfraniad sylweddol yr Athro Emeritws Colin H Williams i bolisi iaith, a hynny gerbron cynulleidfa Gymreig a rhyngwladol. Mae gwaith ymchwil a chyngor doeth Colin wedi bod yn amhrisiadwy ac mae bob amser yn barod i helpu ac i herio’n adeiladol.”
"It was also an opportunity for us to come together to thank Emeritus Professor Colin H Williams for his significant contribution to language policy, in front of a Welsh and international audience. Colin’s research and wise advice has been invaluable, and he’s always ready to help and challenge constructively."