Author: Albert Einstein

Insanity: doing the same thing over and over again and expecting different results.

(1879 – 1955) German-born physicist

The only reason for time is so that everything doesn't happen at once. (also attributed to Wheeler)

(1879 – 1955) German-born physicist

Why is it that nobody understands me and everybody likes me?

(1879 – 1955) German-born physicist

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

(1879 – 1955) German-born physicist

The most powerful force in the universe is compound interest.

(1879 – 1955) German-born physicist

The difference between stupidity and genius is that genius has its limits.

(1879 – 1955) German-born physicist

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

(1879 – 1955) German-born physicist

Put your hand on a hot stove for a minute, and it seems like an hour; sit with a pretty girl for an hour, and it seems like a minute; that’s relativity.

(1879 – 1955) German-born physicist

I have become rather like King Midas, except that everything turns not into gold but into a circus.

(1879 – 1955) German-born physicist

Education is what remains after one has forgotten everything one learned in school.

(1879 – 1955) German-born physicist

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

(1879 – 1955) German-born physicist

The hardest thing in the world to understand is the income tax.

(1879 – 1955) German-born physicist

Reality is merely an illusion, albeit a very persistent one.

(1879 – 1955) German-born physicist

Science is a wonderful thing if one does not have to earn one’s living at it.

(1879 – 1955) German-born physicist

You do not really understand something unless you can explain it to your grandmother.

(1879 – 1955) German-born physicist

If I had only known, I would have been a locksmith.

(1879 – 1955) German-born physicist

If A is a success in life, then A equals x plus y plus z; work is x; y is play; and z is keeping your mouth shut.

(1879 – 1955) German-born physicist

It is a miracle that curiosity survives formal education.

(1879 – 1955) German-born physicist

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.

(1879 – 1955) German-born physicist

If the facts don't fit the theory, change the facts.

(1879 – 1955) German-born physicist

Once you can accept the universe as matter expanding into nothing that is something, wearing stripes with plaid comes easy.

(1879 – 1955) German-born physicist