“Only a life lived by others is a life worth living.”
“The only reason for time is that not everything happens at the same time.”
“The true sign of intelligence is not knowledge, but imagination.”
“We cannot solve our problems with the same thinking we used when we created them.”
“It should be possible to explain the laws of physics to a maiden.”
“I have no particular talents, only a passionate curiosity.”
“Let us not forget that knowledge and human skills alone cannot lead humanity to a happy and dignified
