If you don't know whether to do A or B, imagine that you are 80 years old. Look back at your life and ask, what will you regret more as you get older? What did A not do or what B did not do? It is worth taking on what you will regret less later. This basically explains why Bezos quit his job and launched Amazon.
Whitehat Jr. provides private programming classes to kids. They do this using more than 11 thousand teachers across India and the US. In 18 months, the startup reached 200M USD in ARR on the back of just 11M USD in capital raised. It was acquired in Aug, 2020 by Byju (another India edtech) for 300M USD becoming the fastest exit of that magnitude in India.