Sometimes it's just harder to remind yourself about what you're doing and why you're doing it... Other times, you have a great desire for it, but physically you're not responding the way you want. That presents other challenges. Then sometimes it all comes together.
“All lovely things will have an ending, All lovely things will fade and die; And youth, that's now so bravely spending, Will beg a penny by and by.”
“I hope to devote all of my spare time, which ordinarily would go to research, my summers, and every ounce of strength I can muster to further the project.”