Wer schreibt, der bleibt — who writes, remains. A German saying about the authority of the written record, used in meetings about who is taking the minutes.
Papier ist geduldig — paper is patient, the counter-saying, warning that writing something down does not make it true.
Das steht so im Prozess — that is how it stands in the process. Offered in German discussion as a reason, and usually accepted as one.