Then is what you see through this window onto the world so lovely that you have no desire whatsoever to look out through any other window, and that you even make an attempt to prevent others from doing so?
Friedrich NietzscheDoing ill to those on whom we have to make our power felt; for pain is a far more sensitive means for that purpose than pleasure: pain always asks concerning the cause, while pleasure is inclined to keep within itself and not look backward.
Friedrich Nietzsche