Which two persons are hard to satisfy?:
He who stores up whatever he gets and he who gives away whatever he gets - these two persons are hard to satisfy.
In a way, Ciro Santilli is both. In Ciro Santilli's knowledge hoarding, he both:
  • stores every knowledge he admires
  • and also gives it away for all to read
Worse of both worlds!
Ciro Santilli feels that Ciro Santilli Myers-Briggs Type Indicator is much more random/hard to determine than the Big Five personality traits
Upon a quick look Ciro Santilli evaluates himself as INTJ.
This is how Ciro Santilli evaluates himself on the Big Five personality traits: