Silent ————  till you hear the sound of silence.
Lonely———— till you reach the peak of loneliness

Smart quote:.........
* Most people know how to keep silent but few of us know when.
* Be silent, or say something better than silence.
* Silence is a source of great strength.  
* Silence is the true friend that never betrays.
* Silence is a fine jewel for a woman, but it’s little worn.
   [ความเงียบเปรียบประดุจเครื่องประดับอันสวยงามสำหรับสตรี แต่แล้วก็ไม่ค่อยนำมันมาสวมใส่]

* People are lonely because they build walls instead of bridges.
* “Language... has created the word "loneliness" to express the pain of being alone. And it has created the word "solitude" to express the glory of being alone.”