If you can’t explain it to a six year old, you don’t understand it yourself.

I don’t care that they stole my idea… I care that they don’t have any of their own.

If you tell the truth, you don’t have to remember anything.

Be alone, that is the secret of invention; be alone, that is when ideas are born.

If your hate could be turned into electricity, it would light up the whole world.

Two things are infinite: the universe and human stupidity; and I’m not sure about the universe.

Logic will get you from A to Z; imagination will get you everywhere.

Falling in love is not at all the most stupid thing that people do — but gravitation cannot be held responsible for it.

Be yourself; everyone else is already taken.

There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.

Science without religion is lame. Religion without science is blind.

Never love anyone who treats you like you’re ordinary.