Evolution pays and that is why there is evolution
A calculating engine is one of the most intricate forms of mechanism, a telegraph key one of the simplest. But compare their value.
To render aid to the worthless is sheer waste. Rain does not freshen the Dead Sea, but only enables it to dissolve more salt.
Discovery begins by finding the discoverer.
A superstition is a premature explanation that overstays its time.
Nature is full of by-ends. A moth feeds on a petal, in a moment the pollen caught on its breast will be wedding this blossom to another in the next county.