There's always a faster gun.

Cosmology is serious business and in our hearts we are nothing if not cosmologists, hanging in a cold cage sifting the ruthless jewels of existence.

Regarding the Laws of Thermodynamics: "(1) You can't win, (2) you can't break even, and (3) you can't get out of the game.

Few sights in science are sadder than astronomers standing in the rain.

Doing better is creativity, doing faster is creativity, doing smarter is creativity, doing right is creativity.

I'm not a mom, but I think the word 'mother' is about wisdom.

Don't despair too much if you see beautiful things destroyed, if you see them perish. Because the best things are always growing in secret.

At the time of death we walk through a doorway and our spirit, which is very thin, slides through into another world.

Whenever we discover a dislike in us, toward any one, we should ever be a little suspicious of ourselves.

I come from a middle class background. I have travelled a lot by trains and have lived in the world. It is a world I cannot get away from; I would not even want to.

The Word of God is ROCK. All else is sand.

The truth is always more heroic than the hype.

I pass the test that says a man who isn't a socialist at 20 has no heart, and a man who is a socialist at 40 has no head.

I don't want to see that two-tier Senegal, that two-tier Africa, when you have those at the top and those at the bottom, people who are hungry, people who do not have enough to eat.