Regarding the mouse:Which will allow players to skip them with the ESC (escape) key still. Use the option on the main game settings section Sebastian mentioned & wrap texts with hide/show cursor action parts to completely disable skipping.There is an option in the main game settings "Always allow to skip active text". When this is active you can skip cutscene text. In your case it should be deselected and around avery non-skippable display text you could wrap cutscene start/end action parts