“We should try to leave the world a better place than when we entered it. As individuals, we can make a difference, whether it is to probe the secrets of Nature, to clean up the environment and work...”

“Beyond work and love, I would add two other ingredients that give meaning to life. First, to fulfill whatever talents we are born with. However blessed we are by fate with different abilities and s...”

“Maybe somewhere telepaths walked the Earth, but I wasn't one of them. In the process, I began to realize that the wondrous exploits of telepaths were probably impossible--at least without outside a...”

“It from bit. Its an unorthodox theory, which starts with the assumption that information is at the root of all existence. When we look at the moon, a galaxy, or an atom, their essence, he claims, i...”

“To resolve the discrepancy between waves of probability and our commonsense notion of existence, Bohr and Heisenberg assumed that after a measurement is made by an outside observer, the wave functi...”

“Before an observation is made, an object exists in all possible states simultaneously. To determine which state the object is in, we have to make an observation, which collapses the wave function, ...”

“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.”

“[W]hen it's slow, they send you home, and when it's busy, they expect you to stay late. They also expect you to be able to come in to cover someone's shift if a co-worker gets sick at the last minu...”

“Poverty entails fear, and stress, and sometimes depression; it means a thousand petty humiliations and hardships. Climbing out of poverty by your own efforts, that is indeed something on which to p...”

“A man may beg, but a woman has to sell.”

“Darkness cannot drive out darkness: only light can do that. Hate cannot drive out hate: only love can do that.”

“Every man who has reached even his intellectual teens begins to suspect that life is no farce that it is not genteel comedy even that it flowers and fructifies on the contrary out of the profoundes...”

“Let us love. Let our lives be a perpetual song of love for God, first of all, and for all human beings who suffer, love, and mourn. Let deep joy live in us. Let us be like the lark, enemy of the ni...”