He that lies down with dogs shall rise up with fleas.
Human resources are the greatest assets of any company. You can raise tariffs or prevent MNCs from entering, but one can't stop the employees from leaving if they are dissatisfied.
Founding a company is hard. Most of it isn't smooth. You'll have to make very hard decisions. You have to fire a few people. Therefore, if you don't believe in your mission, giving up is easy. The majority of founders give up. But the best founders don't give up.