The mouse is wise, but the cat is wiser.

Those who study the stars have God for a teacher.

May I not seem to have lived in vain.

An astronomer must be cosmopolitan, because ignorant statesmen cannot be expected to value their services

Now it is quite clear to me that there are no solid spheres in the heavens, and those that have been devised by the authors to save the appearances, exist only in the imagination.

And when statesman or others worry [the scientist] too much, then he should leave with his possessions.

So mathematical truth prefers simple words since the language of truth is itself simple.

Behold, directly overhead, a certain strange star was suddenly seen . . . Amazed, and as if astonished and stupified, I stood still

When I had satisfied myself that no star of that kind had ever shone before, I was led into such perplexity by the unbelievability of the thing that I began to doubt the faith of my own eyes.

There is something eccentric in the orbit of Mars.

It was not just the Church that resisted the heliocentrism of Copernicus.

Embrace each other with love, smiles and warm hug.

Because with the right person, sometimes kissing feels like healing.

For a life where diamonds really are forever

Intentions compressed into words enfold magical power.

I think it is more a cautiousness that protects me from enthusiasm about things. I tend not to get excited. People perceive it as a scowl, which is fair enough.

I never have a problem with being black. I have a problem with the easy association of what that means to some people.

Great leaders have an ability, a characteristic of analyzing very good talent, and empowering that talent.

The more we serve our fellowmen in appropriate ways, the more substance there is to our souls.

And I was struck all at once how life was out there going through its regular courses, and I was suspended, waiting, caught in a terrible crevice between living my life and not living it.

Sometimes you definitely need to just let go. You need to sort of forget everything.