By birth and by education Thomas Jefferson belonged to the highest social class， but he never looked down upon the working-class people.
By birth and by education Thomas Jefferson belonged to the highest social class， but he never looked down upon the working-class people.
（按其出生和所受的教育，托马斯·杰弗逊都属于社会的了最高阶层，但他从来不轻视劳动人民。）