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Anybody who believes that the earth is less than 10,000 years old needs psychiatric help.

Francis Crick

A final proof of our ideas can only be obtained by detailed studies on the alterations produced in the amino acid sequence of a protein by mutations of the type discussed here.
FRANCIS CRICK

Detail Evidence Ideas Ourselves Science Type
We have to take away from humans in the long run their reproductive autonomy as the only way to guarantee the advancement of mankind.
FRANCIS CRICK

Human Kind Man Reproduction Run
God is a hacker, not an engineer.
FRANCIS CRICK

God One Liner Science
Biologists must constantly keep in mind that what they see was not designed, but rather evolved.
FRANCIS CRICK

Biology Design Evolution Mindset Science See
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
A man who is right every time is not likely to do very much.
FRANCIS CRICK

Accomplishment Man Right Time
It is essential to understand our brains in some detail if we are to assess correctly our place in this vast and complicated universe we see all around us.
FRANCIS CRICK

Brain Complication Detail Essential Place See Understand 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 has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material.
FRANCIS CRICK

Escape Eyes Notice Ourselves Possible Science
An honest man, armed with all the knowledge available to us now, could only state that in some sense, the origin of life appears at the moment to be almost a miracle, so many are the conditions which would have had to have been satisfied to get it going.
FRANCIS CRICK

Honesty Knowledge Life Man Miracle Satisfaction State
Protein synthesis is a central problem for the whole of biology, and that it is in all probability closely related to gene action.
FRANCIS CRICK

Action Biology Problem
For simplicity one can think of the + class as having one extra base at some point or other in the genetic message and the – class as having one too few.
FRANCIS CRICK

Oneself Simplicity Thinking
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
It would appear that the number of nonsense triplets is rather low, since we only occasionally come across them. However this conclusion is less secure than our other deductions about the general nature of the genetic code.
FRANCIS CRICK

Appearance Nature Ourselves Security
Trying to determine the structure of a protein by UV spectroscopy was like trying to determine the structure of a piano by listening to the sound it made while being dropped down a flight of stairs.
FRANCIS CRICK

Determination Listen Sound Structure Try
Avoid the temptation to work so hard that there is no time left for serious thinking.
FRANCIS CRICK

Avoid Serious Temptation Thinking Time

Anybody who believes that the earth is less than 10,000 years old needs psychiatric help.

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Anybody who believes that the earth is less than 10,000 years old needs psychiatric help.

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