August Krogh

It is no doubt technically possible to study metabolism and respiration of fishes during swimming at a constant rate, and of certain insects and birds during flight, and to obtain information similar to that obtained on man during work on a bicycle ergometer or a treadmill.

I usually feel like the role comes to you to sort of illuminate some piece of where you are in your life. I feel like I myself am a single woman and I'm childless - by choice - at this point, and I don't know what will happen.