Graalians - Quotes

I Love quotes, they inspire me, especially since the finals are coming up
Post all Your quotes here.
please refrain from stupid quotes.

Quote:

"My Mother told me the key to life is happiness, at school, they asked me what I want to be when I grow up, I told them happy. My teachers told me that i didn't understand the assignment, I told them that they didn't Understand Life."
-John Lennon

Quote:

"Every Genius, to be truly a genius, must have the important ingredient called craziness"
- Albert Einstein