It shows that sometimes silence is golden.
There are times when silence is golden.
Silence is golden on occasions, and this is one of those occasions.
The silence is golden, but it has gone on rather a long time and it is becoming a shade oppressive.
Speech may be silver, but silence is golden, and they may be wise in taking up that attitude.
I think that on this subject silence is golden.
Silence is golden when it comes to that line of argument.
There are some times when silence is golden.