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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

Avoid the temptation to work so hard that there is no time left for serious thinking.
FRANCIS CRICK

Avoid Serious Temptation Thinking Time
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
How is the base sequence, divided into codons? There is nothing in the backbone of the nucleic acid, which is perfectly regular, to show us how to group the bases into codons.
FRANCIS CRICK

Division Group 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
A theory should not attempt to explain all the facts, because some of the facts are wrong.
FRANCIS CRICK

Explanation Fact Theory Wrong
If the code does indeed have some logical foundation then it is legitimate to consider all the evidence, both good and bad, in any attempt to deduce it.
FRANCIS CRICK

Bad Evidence Foundation Goodness Legal Logic
Rather than believe that Watson and Crick made the DNA structure, I would rather stress that the structure made Watson and Crick.
FRANCIS CRICK

Believe Myself Structure
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
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
Evolution is cleverer than you are.
FRANCIS CRICK

Clever Evolution 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
You can do reverse engineering, but you can’t do reverse hacking.
FRANCIS CRICK

Professional Technology Yourself
In my experience most mathematicians are intellectually lazy and especially dislike reading experimental papers. He seemed to have very strong biological intuitions but unfortunately of negative sign.
FRANCIS CRICK

Biology Experience Experiment Intellectual Mathematics Negative Reading Strong
Anybody who believes that the earth is less than 10,000 years old needs psychiatric help.
FRANCIS CRICK

Believe Earth Help Need. Mental Old
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
If revealed religions have revealed anything it is that they are usually wrong.
FRANCIS CRICK

Religion Reveal Wrong

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.

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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.

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More Francis Crick Quotes