"Perfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a man of science can never rise."

"But man has still another powerful resource: natural science with its strictly objective methods."

"Appetite, craving for food, is a constant and powerful stimulator of the gastric glands."

"Edible substances evoke the secretion of thick, concentrated saliva. Why? The answer, obviously, is that this enables the mass of food to pass smoothly through the tube leading from the mouth into the stomach."

"The most insignificant people are the most apt to sneer at others. They are safe from reprisals. And have no hope of rising in their own self esteem but by lowering their neighbors."

"I was lucky enough to be the lady that was asked to be Maria in the Sound Of Music, and that film was fortunate enough to be huge hit. The same with Mary Poppins. I got terribly lucky in that respect."

"You've got to honor your relationship with your audience - that they sit down because they want to be entertained. And that doesn't mean you can't provoke them and antagonize them and challenge them in the course of the entertainment as long as you keep the entertainment part of the equation alive."

"Show respect to all people, but grovel to none."