What for you defend PhD dissertation (thesis)
Are you a student? Are you going to defend your PhD dissertation (thesis)? Why?
These questions may puzzle and baffle you. Especially the last one.
It is normal if you cannot explain why you are going to defend your PhD dissertation (thesis). No, no, no, of course, you can. You need to defend your PhD dissertation (thesis) for graduating successfully from your university, to get a start in life, and so on. Is it all? If I were you, I would not work for these reasons only. Really, PhD dissertation (thesis) defense requires you to spend a lot of time on composing a paper and conducting a research, and then you will spend a lot of nerves for defending it. And what for? For going on your suffering. Because after graduating you will have to work hard, even harder than in university. So, you suffer now in order to get an opportunity to suffer more. I cannot understand you, really.
Oh, I see, you start being doubtful. Is it so easy to break your confidence? Now you are not sure about the need to defend your PhD dissertation (thesis) any more.
But I can tell you why you need it. Can you imagine what job you will get without having a diploma? Your job will be very difficult and thankless. You will be work a lot, and you will be paid a little. If you do not want live under such conditions, you have to defend your PhD dissertation (thesis), to get a diploma, to find a well paid job. This will allow you to live normally.