8,157 Quotes About Science

Intelligence and understanding started as a memory system that fed predictions into the sensory system. These predictions are the essense of understanding. To know something means that you can make predictions about it.

It seems that all eukaryotic cells either have, or once had (and then lost) mitochondria. In other words, possession of mitochondria is a sine qua non of the eukaryotic condition

Science is what we have learned about how to keep from fooling ourselves.

Science is the most reliable guide in life.

The lifetime of a human being is measured by decades, the lifetime of the Sun is a hundred million times longer. Compared to a star, we are like mayflies, fleeting ephemeral creatures who live out their lives in the course of a single day.

But the saddest difference between them was that Zazetsky, as Luria said, 'fought to regain his lost faculties with the indomitable tenacity of the damned,' whereas Dr P. was not fighting, did not know what was lost. But who was more tragic, or who was more damned -- the man who knew it, or the man who did not?

NASA spent millions of dollars inventing the ball-point pen so they could write in space. The Russians took a pencil.

Truths are as much a matter of questions as answers.

When asked whether or not we are Marxists, our position is the same as that of a physicist, when asked if he is a “Newtonian” or of a biologist when asked if he is a “Pasteurian.