I speak the password primeval; I give the sign of democracy.
Many a treasure besides Ali Baba's is unlocked with a verbal key.
'21' was the place, and you went down, and they opened the door. They had a little slit they'd look through, and then you'd murmur the password or whatever it was you had, showed a little ticket, and if they remembered who you were, you went in.
What is important is no longer either a signature or a number, but a code: the code is a password.
The perfect PIN is not four digits and not associated with your life, like an old telephone number. It's something easy for you to remember and hard for other people to guess.
Listeners, that brings us to the end of another Potterwatch. We don’t know when it will be possible to broadcast again, but you can be sure we shall be back. Keep twiddling those dials: the next password will be ‘Mad-Eye.’ Keep each other safe. Keep faith. Good night.
If you feel you have the right key, you try to make some phrase or sound that will fit.
That's capital L, small a - no space! - capital C, small h, a, n, z, e.