The most important thing is to be true to yourself.
Three things you need: The ability to not give up something till it works, the ability to give up something that does not work, and the trust in other people to help you distinguish between the two.
我不喜欢欠下人情,这样会压逼著我,令我觉得自己是个奴隶。我宁愿自己处理自己的事,不用依靠别人,能够完全独立。