...variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers,...lapse of ages, and then so imperfect is our view into long-past geological ages that we see only that the forms of life are now different* from what they...

...variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers,...lapse of ages, and then so imperfect is our view into longpast geological ages, that we see only that the forms of life are now different from what they...

...variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers,...relation to its organic and inorganic conditions of life."1 But this is only another way of saying that instincts are positive and i constructive functions....

...variations, rejecting those that are bad, preserving and adding up all that are good, silently and insensibly working, whenever and wherever opportunity offers,...improvement of each organic being in relation to its animate and inanimate conditions of life. It may operate on characters which we are apt to consider...

...; rejecting that which is bad, preserving and adding up all that is good ; silently and insensibly working, whenever and wherever opportunity offers,...in progress until the hand of time has marked the long lapse of ages, and then so imperfect is our view into long past geological ages that we only see...

...variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers,...conditions of life. We see nothing of these slow changes in process, until the hand of time has marked the lapse of ages, and then so imperfect is our view into...

...variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers,...to its organic and inorganic conditions of life." Such is the briefest possible statement of the theory of biological evolution as announced by Darwin,...

...rejecting those that are bad, preserving and adding up all that are good ; silently and insensibly working, whenever and wherever opportunity offers,...see nothing of these slow changes in progress, until thejhand of Time has marked the lapse of ages, andjthen so imperfect is our view into long-past geological...

...rejecting those that are \>ad, preserving and adding up all that are good ; silently and insensibly working, whenever and wherever opportunity offers,...see nothing of these slow changes in progress, until thejhand of Time has marked the lapse of ages, and (then so imperfect is our view into long-past geological...

...structural changes. The process has been slow, our vision imperfect; we see but little of the actual progress until the hand of time has marked the lapse of ages and then the striking fact is clearly obvious ; needs are different, functions are different and structural...