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

Francis Crick

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

Children Privacy Religion Teaching Young
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
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
It now seems very likely that many of the 64 triplets, possibly most of them, may code one amino acid or another, and that in general several distinct triplets may code one amino acid.
FRANCIS CRICK

Biology Born Possible Reproduction Science
A busy life is a wasted life.
FRANCIS CRICK

Busy Life One Liner Wasted Time
Free will is located in or near the anterior cingulate sulcus.
FRANCIS CRICK

Freedom Location
One of the most frightening things in the Western world, and in this country in particular, is the number of people who believe in things that are scientifically false. If someone tells me that the earth is less than 10,000 years old, in my opinion he should see a psychiatrist.
FRANCIS CRICK

Country Earth Myself Opinion People Scare World
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

Biology Information Material Myself Science
In my experience most mathematicians are intellectually lazy.
FRANCIS CRICK

Experience Intellectual Mathematics
When you start in science, you are brainwashed into believing how careful you must be, and how difficult it is to discover things. There’s something that might be called the ‘graduate student syndrome’; graduate students hardly believe they can make a discovery.
FRANCIS CRICK

Believe Difficult Discover Hard Science Start Yourself
Exploratory research is really like working in a fog. You don’t know where you’re going. You’re just groping. Then people learn about it afterwards and think how straightforward it was.
FRANCIS CRICK

Education Learning People Research Work
A man who is right every time is not likely to do very much.
FRANCIS CRICK

Accomplishment Man Right Time
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
It has yet to be shown by direct biochemical methods, as opposed to the indirect genetic evidence mentioned earlier, that the code is indeed a triplet code.
FRANCIS CRICK

Biology Code Direction Evidence Science
Chance is the only source of true novelty.
FRANCIS CRICK

Chance Novel True
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

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

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

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