Thanks to his vast network of spies and informants, Lord Varys had access to a seemingly never-ending source of valuable information.

Source: https://collider.com/iconic-know-it-all-tv-characters/

Varys was forced to survive on his own, and did so through a multitude of occupations, the most prominent of which being thievery.

Source: https://gamerant.com/game-of-thrones-varys-becoming-master-of-whisperers/

When the second half of the show made its way to television screens around the world, Varys had yet another major decision to make.

Source: https://collider.com/game-of-thrones-conleth-hill-finale-comments/