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A good scientist values criticism almost higher than friendship: no, in science criticism is the height and measure of friendship.

Francis Crick

Since I essentially knew nothing, I had an almost completely free choice.
FRANCIS CRICK

Freedom Myself
If revealed religions have revealed anything it is that they are usually wrong.
FRANCIS CRICK

Religion Reveal Wrong
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 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
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
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
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
A good scientist values criticism almost higher than friendship: no, in science criticism is the height and measure of friendship.
FRANCIS CRICK

Criticism Friendship Goodness Measurement Science Value
You can do reverse engineering, but you can’t do reverse hacking.
FRANCIS CRICK

Professional Technology Yourself
Biologists must constantly keep in mind that what they see was not designed, but rather evolved.
FRANCIS CRICK

Biology Design Evolution Mindset Science See
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 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
Avoid the temptation to work so hard that there is no time left for serious thinking.
FRANCIS CRICK

Avoid Serious Temptation Thinking Time
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
If, for example, all the codons are triplets, then in addition to the correct reading of the message, there are two incorrect readings which we shall obtain if we do not start the grouping into sets of three at the right place.
FRANCIS CRICK

Correction Group Place Reading Right Start

A good scientist values criticism almost higher than friendship: no, in science criticism is the height and measure of friendship.

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A good scientist values criticism almost higher than friendship: no, in science criticism is the height and measure of friendship.

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