It is not virtue, wisdom, valour, wit,
Strength, comeliness of shape, or amplest merit,
That woman's love can win, or long inherit;
But what it is, hard is to say,
Harder to hit.
It's an epitome of life. The first half of it consists of the capacity to enjoy without the chance; the last half consists of the chance without the capacity.
Darwin abolished special creations, contributed the Origin of Species and hitched all life together in one unbroken procession of Siamese Twins, the whole evolved by natural and orderly processes from one microscopic parent germ.
There is no logical way to the discovery of these elemental laws. There is only the way of intuition, which is helped by a feeling for the order lying behind the appearance.
No fairer destiny could be allotted to any physical theory than that it should of itself point out the way to the introduction of a more comprehensive theory, in which it lives on as a limiting case.