I do not fear computers, I fear the lack of them.
Working ten hour days allows you to fall behind twice as fast as you could working five hour days.
From Nightfall and Other Stories. His point is, since you have so much more time, you commit to more (and sooner) deadlines and can therefore fall behind twice as fast.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!', but 'That's funny...'