Martin Hemings
We do not know what Martin Hemings was like when he was around other black people.  This is because no writings about this survive.  But many of Thomas Jefferson's letters have been saved and copied.  Thomas Jefferson wrote about the enslaved people a lot.  Thomas Jefferson wrote about Martin having a fiery temper.Jefferson's granddaughters said he had a gloomy temper and became angry if anyone but Jefferson gave him orders.