The so-called co-efficient of heritability, which I regard as one of those unfortunate short-cuts, which have often emerged in biometry for lack of a more thorough analysis of the data.

To consult the statistician after an experiment is finished is often merely to ask him to conduct a post mortem examination. He can perhaps say what the experiment died of.

The statistician cannot excuse himself from the duty of getting his head clear on the principles of scientific inference, but equally no other thinking man can avoid a like obligation.

Faith does not mean credulity...

No efforts of mine could avail to make the book easy reading.

The statistician cannot evade the responsibility for understanding the process he applies or recommends.

The more highly adapted an organism becomes, the less adaptable it is to any new change.

The best time to plan an experiment is after you've done it.

The analysis of variance is not a mathematical theorem, but rather a convenient method of arranging the arithmetic.

This is perhaps the most important book on evolutionary genetics ever written

The academic mind, as we know, is sometimes capable of assuming an aggressive attitude. The official mind, on the contrary, is and has to be, expert in the art of self-defence.

It takes writing a billion bad words before you get to the good ones.

... you're never alone if you've got a book for company.

It's always times like these when I think of you and I wonder if you ever think of me.

Nothing is perfect. Life is messy. Relationships are complex. Outcomes are uncertain. People are irrational.

The dog has an enviable mind; it remembers the nice things in life and quickly blots out the nasty.

I like to think that I try to learn something every day - and change my views, modify my views as I learn.

Everybody goes down to a least common denominator, and as a result, productivity goes down to zero. And we've seen that in every communist country around the world.

If I can sit down for freedom, you can stand up for children.

Y'ALL ARE JUST BITTER.

It is one of the consolations of philosophy that the benefit of showing how to dispense with a concept does not hinge on dispensing with it.