“If we continue to accumulate only power and not wisdom, we will surely destroy ourselves.”

Those at too great a distance may, I am well are, mistake ignorance for perspective.

Arguments from authority carry little weight, authorities have made mistakes in the past. They will do so again in the future. Perhaps a better way to say it is that in science there are no authorities; at most, there are experts.

Other things being equal, it is better to be smart than to be stupid.

I think the health of our civilization, the depth of our awareness about the underpinnings of our culture and our concern for the future can all be tested by how well we support our libraries.

Don’t judge everyone else by your own limited experience.

The total number of stars in the Universe is larger than all the grains of sand on all the beaches of the planet Earth.

People are not stupid. They believe things for reasons.

There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.

Stars are phoenixes, rising from their own ashes.

There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.

Stars are phoenixes, rising from their own ashes.

The cure for a fallacious argument is a better argument, not the suppression of ideas.

Where we have strong emotions, we’re liable to fool ourselves.

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.

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

An atheist is someone who is certain that God does not exist, someone who has compelling evidence against the existence of God.

Success consists of being and doing, not simply accumulating.

There is but one means available to improve the material conditions of mankind: to accelerate the growth of capital accumulated as against the growth in population.

Economic progress is the work of the savers, who accumulate capital, and of the entrepreneurs, who turn capital to new uses.

To the security of employment at working age, to the challenge of accumulating for retirement.

Wisdom involves our accumulated knowledge about a subject but also a reverence for life.