Former CIA Director John Brennan lit into President Trump for his tweets about the investigation into Russian election interference, saying Trump’s “insecurity is well deserved, as is your concern over Russia investigation.”

“It never ceases to amaze me how successful you have been making yourself so small, petty, and banal with your tweets. Your insecurity is well deserved, as is your concern over Russia investigation,” Brennan tweeted on Tuesday.

“Thomas Paine was right when he said, ‘These are the times that try men’s souls,’” he added.

Read more at The Hill.