"If we knew what it was we were doing, it would not be called research, would it?"

"A question that sometimes drives me hazy: am I or are the others crazy?"

"Blind belief in authority is the greatest enemy of truth."

"If you want your children to be intelligent, read them fairy tales. If you want them to be more intelligent, read them more fairy tales."

"Creativity is intelligence having fun."

"Gravitation is not responsible for people falling in love."

"Common sense is the collection of prejudices acquired by age eighteen."

"It is important to foster individuality for only the individual can produce the new ideas."

"The most beautiful thing we can experience is the mysterious."

"Our death is not an end if we can live on in our children and the younger generation."

"Great spirits have always found violent opposition from mediocrities."

"I live in that solitude which is painful in youth, but delicious in the years of maturity."

"Fear or stupidity has always been the basis of most human actions."

"A happy man is too satisfied with the present to dwell too much on the future."

"The greatest scientists are always artists as well."