Over-confidence in other people, unnecessary revelation(s)
The more perfect a thing is, the more susceptible to good and bad treatment it is
Before saying something, think if it is better than silence
Do not be so open-minded that your brains fall out
The 10 Things You Should Always Keep To Yourself
Jordan Peterson: Tips for people high in Openness/Neuroticism and low in Agreeableness/Extraversion
Jordan Peterson warns against government power
More in 5(f) Credulity
May be related to 1(e) Estimation, 3(e) Straightforwardness, 6(h) Idle talking, 13(e) Overconfidence