Choosing to ignore is just claiming an ignorance to it.

It is a choice but it isn't the ultimate one that you will inevitably choose. It is merely a delaying tactic.

[Izaya leaned further forward. He had not noticed it but his own chair as well had scooted slightly closer to Shizuo, the space between the two males now suitably shrunk as though he didn't wish for anyone else to hear their conversation. Which might have actually been the case given how Izaya liked his secrets, his privacy. It was Shizuo who tended to prefer being open about everything]

Don't play games like these Shizu-chan.

[As always Shizuo accepted blindness to his life. His confidence caused him to be unable to see just what all he had. Even here in this strange foreign place Shizuo was easily accepted, praised, and adored. Other's loved Shizuo.

He did not know what real loneliness was nor how it felt to finally give up.]

If you ignore it then you will also choose to ignore this. Is this not proof that you are changing?

[Becoming stronger? Though Izaya could not say that out loud.]