Quote by Niels Bohr

"An expert is a person who has made all the mistakes that can be made in his field."

"The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth."

"Prediction is very difficult, especially if it's about the future."

"I go around as a ghost, and no one sees me."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."