Four of Us: Pasternak, Akhmatova, Mandelstam, Tsvetaeva

"....The fact of the matter is that everything that happens in culture ultimately comes down to this, to the four famous temperaments: melancholic, sanguine, phlegmatic, and choleric. That's what I think. It seems to me that our Big Four can also be divided by according to these temperaments, inasmuch as all of them are actually very distinctly represented in the group. Tsvetaeva is unquestionably the choleric author. Pasternak is sanguine. Mandelstam is melancholic. And Akhmatova is phlegm...