The unanswerable mysteries... the attitude that all is uncertain... to summarize it - the humility of the intellect.

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!

We accept the love we think we deserve.

God, what would someone so afraid do with power so awful?

They had an ugly look to one as prone to disgust and fear as the changes of a few hours had made me.

The state has no wealth it hasn't stolen, and the state has no assets whatsoever, except those which individuals have created in the first place and the state has taken.

Within the soil of a discouraging season can often be the seeds of incredible blessing, miracles and breakthrough!

We've got to have a dream if we are going to make a dream come true.

It might have been the hardest hit I took all day.

If you're not thinking about a negative thought, your vibration is going to raise to its natural positive place.

Everyone makes mistakes and everyone deserves a second chance.

The most heartbreaking thing of all is how we cheat ourselves of the present moment.