Put off your imagination, as you put off your overcoat, when you enter the laboratory. Put it on again, as you put on your overcoat, when you leave.

Put off your imagination, as you put off your overcoat, when you enter the laboratory. Put it on again, as you put on your overcoat, when you leave.

When you think of where did anthrax possibly come from, you have to think of our laboratory.

You see things; and you say, 'Why?' But I dream things that never were; and I say, 'Why not?'

My overcoat is worn out; my shirts also are worn out. And I ask to be allowed to have a lamp in the evening; it is indeed wearisome sitting alone in the dark.

It is what we know already that often prevents us from learning