Baranchikov Vladimir - Time Jumps. The Paradigm of Immortality стр 19.

To a casual observer, the young couple seemed like cooing lovebirds, completely infatuated with each other, and none of the numerous restaurant audience dared to disturb their privacy. The waiters appeared and disappeared silently, quickly fulfilling the order, as if they were serving a royal couple, and with their whole appearance they showed courtesy with a serious mien on their face.