Two things are infinite, the universe and human stupidity, and I am not yet completely sure about the universe.
Insanity is doing the same thing, over and over again, but expecting different results.
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.
I am enough of an artist to draw freely upon my imagination. Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.
If you can’t explain it to a six year old, you don’t understand it yourself.
Logic will get you from A to Z. Imagination will get you everywhere.
If you want your children to be intelligent, read them fairy tales. If you want them to be more intelligent, read them more fairy tales.
The difference between stupidity and genius is that genius has its limits.
Life is like riding a bicycle. To keep your balance, you must keep moving.
Anyone who has never made a mistake has never tried anything new.