“When people asked I used to tell them how sick I was. The more I talked about being sick the worse I got. Finally I started saying "I'm getting better." It took a while but then I started to f...”

“When people asked I used to tell them how sick I was. The more I talked about being sick the worse I got. Finally I started saying "I'm getting better." It took a while but then I started to feel b...”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”