The chains that bind us most closely are the ones we have broken.
The quality of an organization's vision determines the quality of its direction.
The real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
我们对宇宙了解得越多,就越意识到我们还有多少尚未发现的东西。
I can dispense with all truth, but not with the search for truth.