I just didn't know if I actually ever got to the point where you were like all right fucking I'm done and then like came back but for me there was. There's been a five or six times over my life where there was like real decision made that I then went back and redid the decision because I just could not do it. My PhDs well the hardest things I ever didYeah I haven't shared the story many times but after two years of doing my PhD I had no data most of my experiments weren't working at all and I actually got kind of gun shy and I really I just kind of just stopped doing the work. And again I just credit having an amazing