我觉得楼主创业这个career goal挺新颖的，靠不靠谱另说，写PS的career goal≠完美考虑好未来规划，只要能说清楚这个goal就好了，被录取以后可以再继续考虑怎么样的未来可行，反正没人规定goal不能变呀。|
摘自 11 Alternative Careers For PhD Students
It should go without saying, but who’s to stop you from starting your own business?
If you have a great idea or product that addresses an open and unsaturated market, then there can be nothing more rewarding than rolling up your sleeves and addressing that need yourself.
If you are getting your degree in a technical field where there might be the opportunity to patent a product or method you are developing, then you may want to go out and try to build a business around it. It can be long hours, stressful, and risky, but the potential for both financial and personal rewards are sky-high.