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It seems likely that most if not all the genetic information in any organism is carried by nucleic acid – usually by DNA, although certain small viruses use RNA as their genetic material.

Francis Crick

A man who is right every time is not likely to do very much.
FRANCIS CRICK

Accomplishment Man Right Time
My own prejudices are exactly the opposite of the functionalists’: “If you want to understand function, study structure”.
FRANCIS CRICK

Function Prejudice Science Study Understand Yourself
You’re nothing but a pack of neurons.
FRANCIS CRICK

Existence Science Yourself
Christianity may be OK between consenting adults in private but should not be taught to young children.
FRANCIS CRICK

Children Privacy Religion Teaching Young
Again the message to experimentalists is: Be sensible but don’t be impressed too much by negative arguments. If at all possible, try it and see what turns up. Theorists almost always dislike this sort of approach.
FRANCIS CRICK

Argument Experiment Impression Negative Possible
We are sometimes asked what the result would be if we put four +’s in one gene. To answer this my colleagues have recently put together not merely four but six +’s.
FRANCIS CRICK

Experiment Myself Result Science Team Work
Anybody who believes that the earth is less than 10,000 years old needs psychiatric help.
FRANCIS CRICK

Believe Earth Help Need. Mental Old
Evolution is cleverer than you are.
FRANCIS CRICK

Clever Evolution Yourself
The dangerous man is the one who has only one idea, because then he’ll fight and die for it.
FRANCIS CRICK

Dangerous Death Fight Himself Ideas Thinking
Avoid the temptation to work so hard that there is no time left for serious thinking.
FRANCIS CRICK

Avoid Serious Temptation Thinking Time
It is one of the more striking generalizations of biochemistry – which surprisingly is hardly ever mentioned in the biochemical textbooks – that the twenty amino acids and the four bases, are, with minor reservations, the same throughout Nature.
FRANCIS CRICK

Generation Hard Nature Strike
Almost all aspects of life are engineered at the molecular level, and without understanding molecules we can only have a very sketchy understanding of life itself.
FRANCIS CRICK

Life Science Understand
A comparison between the triplets tentatively deduced by these methods with the changes in amino acid sequence produced by mutation shows a fair measure of agreement.
FRANCIS CRICK

Agreement Comparison Measurement Production
I also suspect that many workers in this field [molecular biology] and related fields have been strongly motivated by the desire, rarely actually expressed, to refute vitalism.
FRANCIS CRICK

Expression Motivational Myself Strong Work
There is no scientific study more vital to man than the study of his own brain. Our entire view of the universe depends on it.
FRANCIS CRICK

Brain Man Ourselves Science Study Universe
The ultimate aim of the modern movement in biology is in fact to explain all biology in terms of physics and chemistry.
FRANCIS CRICK

Biology Chemistry Explanation Fact Modern Movement

It seems likely that most if not all the genetic information in any organism is carried by nucleic acid – usually by DNA, although certain small viruses use RNA as their genetic material.

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It seems likely that most if not all the genetic information in any organism is carried by nucleic acid – usually by DNA, although certain small viruses use RNA as their genetic material.

Related Topics

Popular Authors

More Francis Crick Quotes