There are few things more dishonorable than misleading the young.

There are few things more dishonorable than misleading the young.

All that is human must retrograde if it does not advance.

All that is human must retrograde if it does not advance.

Don't ever take a fence down until you know the reason it was put up.

Don't ever take a fence down until you know the reason it was put up.

There is no such thing as philosophy-free science; there is only science whose philosophical baggage is taken on board without read more

There is no such thing as philosophy-free science; there is only science whose philosophical baggage is taken on board without examination.

The more backwoodish a social group, juvenile or adult, the stricter its conception of the normal, and the readier it read more

The more backwoodish a social group, juvenile or adult, the stricter its conception of the normal, and the readier it will ridicule any departure from it.

Facts do not "speak for themselves." They speak for or against competing theories. Facts divorced from theories or visions are read more

Facts do not "speak for themselves." They speak for or against competing theories. Facts divorced from theories or visions are mere isolated curiosities.

He who has never failed somewhere, that man cannot be great.

He who has never failed somewhere, that man cannot be great.

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will read more

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will starve to death...

The Darwinian theory is in principle capable of explaining life. No other theory that has ever been suggested is in read more

The Darwinian theory is in principle capable of explaining life. No other theory that has ever been suggested is in principle capable of explaining life.