Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.
I have no special talent. I am only passionately curious.
The world is so full of possibilities that dogmatism is simply indecent.
Generations to come will scarce believe that such a one as this ever in flesh and blood walked upon this earth. (said of Mahatma Gandhi)
Never lose a holy curiosity.
Gravitation is not responsible for people falling in love.