It's a manic-depressive life. You run in here, you open your...

It's a manic-depressive life. You run in here, you open your incubator, your experiment makes no sense, you think, 'I hate this job.' Then ten minutes later you think, 'Well, now, maybe I'll try this or I'll try that.' You do it because you know there will be an 'a-ha!' day.