The Ancient World Has Some Advice for the Internet Age

“The heart of the righteous studies how to answer,
But the mouth of the wicked pours forth evil.”

I kind of think Facebook should pin this at the top of every page, just as a friendly reminder.

Update (November 13th, 2017):

Also apropos:

“He who has knowledge spares his words,
And a man of understanding is of a calm spirit.

“Even a fool is counted wise when he holds his peace;
When he shuts his lips, he is considered perceptive.”