Intelligent silence…

Intelligent silence is the mother of prayer, freedom from bondage, custodian of zeal, a guard on our thoughts, a watch on our fears, a friend of tears, a recollection of death, a concern without judgment, a foe of license, a companion of stillness, the opponent of dogmatism, a growth of knowledge, a hand to shape contemplation, hidden progress, the secret journey toward the Light. The lover of silence draws closer to God.
–Saint John Climacus (c. 525-606)

Silence promotes the…

Silence promotes the presence of God, prevents many harsh and proud words, and suppresses many dangers in the way of ridiculing or harshly judging our neighbors… If you are faithful in keeping silence when it is not necessary to speak, God will preserve you from evil when it is right for you to talk.
— François Fénèlon  (1651-1715)