2) In a PhD you work so much on the cutting edge, that by the time you are done, you are still on the cutting edge of your field. (nextscientist.com)
I will have to find the time to read scientific documents again, since I will need to know where the cutting edge of the field is located. (sciencemag.org)
«If you're going to start a new project... the first thing you should do is get up to the cutting edge of the field, and by far the best way to do that is to take the best article and to replicate it.» (sciencemag.org)