The inner eye does not see upon command.

“Albus Severus," Harry said quietly, so that nobody but Ginny could hear, and sh…”

“And Percy was shaking his brother, and Ron was kneeling beside them, and Fred's…”

“We did it, we bashed them wee Potter's the one, and Voldy's gone moldy, so now …”

“She pressed the plunger down hard, in hope and without regret...Krystal Weedon …”