Carl Sagan quotes

We can judge our progress by the courage of our questions and the depth of our answers, our …We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.

Question Truth Courage

If you wish to make an apple pie from scratch, you must first invent the …If you wish to make an apple pie from scratch, you must first invent the universe.

Universe Science

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

Imagination

Extraordinary claims require extraordinary …Extraordinary claims require extraordinary evidence.

Faith Religion Short Science

The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three …The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matches, the other with five.

War Humor Enemy

For me, it is far better to grasp the Universe as it really is than to persist in delusion, however …For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring.

Religion Science Universe Understanding

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple …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.

Inspirational

Somewhere, something incredible is waiting to be …Somewhere, something incredible is waiting to be known.

Science

Science is not only compatible with spirituality; it is a profound source of …Science is not only compatible with spirituality; it is a profound source of spirituality.

Philosophy Science Spirituality

Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him …Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.

Love Perspective Kindness Being human

The universe is a pretty big place. If it's just us, seems like an awful waste of …The universe is a pretty big place. If it's just us, seems like an awful waste of space.

Universe Creation

One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 …One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years. To read is to voyage through time.

Reading Book



Contents Menu

  1. All Carl Sagan quotes




All Carl Sagan quotes


The cosmos is within us. We are made of star-stuff. We are a way for the universe to know …The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself.

Universe Philosophy

We are a way for the cosmos to know …We are a way for the cosmos to know itself.

Short Universe Science

The beauty of a living thing is not the atoms that go into it, but the way those atoms are put …The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.

Beauty Philosophy Science Universe

The more likely we are to assume that the solution comes from the outside, the less likely we are …The more likely we are to assume that the solution comes from the outside, the less likely we are to solve our problems ourselves.

Philosophy Religion Science Problems