Complex sentence: Horkheimer was born in Stuttgart to an assimilated Jewish family; due to parental pressure, he did not initially pursue an academic career, leaving secondary school at the age of sixteen to work in his father's factory.
Split into simpler sentences: Horkheimer was born in Stuttgart to an assimilated Jewish family. Due to parental pressure, he did not initially pursue an academic career, leaving secondary school at the age of sixteen to work in his father's factory.