Instead of having more children, a grandmother may pass on her genes more successfully by using her cognitive abilities to directly or indirectly aid her existing children and grandchildren. Such an advantage could have driven the evolution of menopause in humans, according to research published in PLOS Computational Biology. (1)

We live and die. And we try to make the best of our life.

But to do that we must acknowledge that it is a short life.

The fluttering of the butterfly does echoes in eternity.

But only because the butterfly will die when the Sun sets…