Justin Zhu was fired from Iterable, the successful marketing startup he founded. The reasons given to him included his use of LSD, inappropriate attire (even by Silicon Valley standards), and giving secrets to a reporter. Unstated, he believes, were issues of race. His story provides a glimpse of what it’s really like in the world of startups — the hours, the egos, the money, and the power of self-delusion about changing the world