Science is merely an extremely powerful method of winnowing what's true from what feels good.

Somewhere, something incredible is waiting to be known.

It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.

Imagination will often carry us to worlds that never were. But without it we go nowhere.

I don't want to believe. I want to know.

The absence of evidence is not the evidence of absence.

The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

For small creatures such as we the vastness is bearable only through love.

You have to know the past to understand the present.

Dont struggle for salary.. DO struggle for Success..

A pure democracy is a society consisting of a small number of citizens, who assemble and administer the government in person.

Man is developed from an ovule, about 125th of an inch in diameter, which differs in no respect from the ovules of other animals.

I will if you go out with me, Evans

Within the confines of the lecture hall, no other virtue exists but plain intellectual integrity.

But standing in that hallway, it was all coming back to me. Memories were waiting at the edges of things, beckoning to me.

One thing I've learned from 35 years in the classroom is that people learn best when they are laughing, when they are emotionally hit, that it's both the brain and the heart.

In civilized society, women have the ultimate power. It's women who say "no," in civilized society. That's what you feminists never have understood.

Mindfulness of the body is awareness of... the taste and smell of this moment.

Of all the portions of life it is in the two twilights, childhood and age, that tears fall with the most frequency; like the dew at dawn and eve.