I don't believe I can really do without teaching.

If you think you understand quantum mechanics, you don't understand quantum mechanics.

Our responsibility is to do what we can, learn what we can, improve the solutions, and pass them on.

It doesn't matter how beautiful your theory is, it doesn't matter how smart you are. If it doesn't agree with experiment, it's wrong.

If you can't explain something to a first year student, then you haven't really understood .

God was invented to explain mystery. God is always invented to explain those things that you do not understand.

Nature uses only the longest threads to weave her patterns, so that each small piece of her fabric reveals the organization of the entire tapestry.

My rule is, when you are unhappy, think about it. But when you're happy, don't. Why spoil it? You're probably happy for some ridiculous reason and you'd just spoil it to know it.

Religion is a culture of faith; science is a culture of doubt.

The only way to deep happiness is to do something you love to the best of your ability

Einstein was a giant. His head was in the clouds, but his feet were on the ground. But those of us who are not that tall have to choose!

Devotion complete culminates in knowledge supreme.

Wisdom is found only in truth.

Some children are afraid to die because their parents are afraid to die. My own children have come to understand that it's totally okay with me if they die. They don't have to live for my sake.

Man unites himself with the world in the process of creation.

Dream tonight of peacock tails, Diamond fields and spouter whales. Ills are many, blessing few, But dreams tonight will shelter you.

No, Harry, you listen," said Hermione. "We're coming with you. That was decided months ago - years, really.

Live all of your life. Understand it, see it, appreciate it. And have fun.

Words can be used as a bomb or balm.

Mindfulness allows us to watch our thoughts, see how one thought leads to the next, decide if we're heading down an unhealthy path, and, if so, let go and change directions.

The sight of lovers feedeth those in love.