It is only with the heart that one can see rightly; what is essential is invisible to the eye.
The real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
The only true voyage of discovery is not to visit new landscapes, but to have new eyes.
For my part, I know nothing with any certainty, but the sight of the stars makes me dream.
The spectacle of nature, by growing quite familiar to me, becomes at last indifferent, but that of men is always new.
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.